Blue Cross Pet Hospital: Vet Care & Contact

San Francisco, California · Veterinary Care Guide · Updated September 2026

Blue Cross Pet Hospital contact, map, appointments, services, policies, pharmacy, records, and emergency planning

Blue Cross Pet Hospital is a locally owned San Francisco veterinary clinic near Alamo Square, located at 1386 Golden Gate Ave, San Francisco, CA 94115. The main phone number is 415-931-5550, with a text-only number at 415-792-4709 and fax at 415-931-9556.

This guide is designed for pet owners who need more than a basic listing. It covers the correct clinic, hours, Google map, appointment rules, new-client steps, urgent-care limits, services, veterinarians, prescriptions, payment policy, travel certificates, discounts, records, and source-checking workflow.

Pet emergency warning: Blue Cross Pet Hospital says it is not a 24-hour emergency facility and does not function as a walk-in critical-care facility. If your pet has breathing trouble, collapse, seizures, severe bleeding, suspected poisoning, major trauma, bloat signs, heatstroke, pale gums, extreme pain, or inability to urinate, call emergency veterinary care immediately. During clinic hours, call 415-931-5550 first for urgent guidance.
Clinic address 1386 Golden Gate Ave

San Francisco, CA 94115. Use this exact address for GPS, rideshare, insurance forms, and medical-record routing.

Main phone 415-931-5550

Use for appointments, urgent same-day questions, prescriptions, policies, records, and billing questions.

Text-only number 415-792-4709

Useful for non-emergency coordination when text is appropriate. Do not text for life-threatening symptoms.

Fax 415-931-9556

Useful for records from another veterinarian, referral hospital, insurance company, groomer, or travel document request.

Clinic model Locally owned

The clinic describes itself as a trusted, locally owned San Francisco veterinary clinic serving the city since the early 1920s.

Current hours Mon–Sat 8–6

Open Monday through Saturday 8:00 am–6:00 pm and closed Sunday, based on the official clinic page.

Confirm the correct Blue Cross Pet Hospital before calling

The phrase “Blue Cross Pet Hospital” can be confused with similarly named animal hospitals, pet clinics, charity hospitals, and veterinary providers. This page focuses on the San Francisco clinic at 1386 Golden Gate Ave.

Possible confusion How to verify Correct action for this guide
Blue Cross Pet Hospital San Francisco 1386 Golden Gate Ave, San Francisco, CA 94115 · 415-931-5550 Use this guide and the official BlueCrossPet.com links.
Blue Cross Pet Hospital North Hollywood Different website, different city, different phone number, different hospital. Do not use San Francisco appointment, pharmacy, or policy links for North Hollywood care.
Blue Cross Animal Hospital Minneapolis Similar name but not the San Francisco pet hospital. Use the Minneapolis clinic’s own official pages if you need Minnesota care.
Blue Cross animal charity hospitals in the UK Different country and different organization. Do not mix UK charity hospital rules with this San Francisco private clinic.
BlueCross Pet Clinic in India Different clinic, different country, different contact route. Use only the local clinic’s own page for care outside the United States.
Fast verification: If the address is not 1386 Golden Gate Ave, San Francisco, CA 94115, you are probably viewing a different Blue Cross-named animal clinic.

Blue Cross Pet Hospital contact information and hours

Use these details for scheduling, urgent daytime questions, prescription requests, records transfer, payment questions, and travel certificate planning.

Contact item Current detail Best use
Clinic name Blue Cross Pet Hospital Appointments, records, pharmacy, insurance claims, travel certificates, and GPS search.
Address 1386 Golden Gate Ave, San Francisco, CA 94115 Driving directions, rideshare, records transfer, prescription pickup, and mail.
Phone 415-931-5550 Appointments, urgent daytime care questions, policies, pharmacy, payments, and general support.
Text-only number 415-792-4709 Non-emergency communication when text is appropriate.
Fax 415-931-9556 Medical records, travel forms, referral notes, and insurance documentation.
Contact form Official contact page Non-urgent messages. Call for urgent symptoms or appointment-sensitive questions.
Day Listed hours Pet owner planning note
Monday 8:00 am – 6:00 pm Call early for sick-pet appointment options after the weekend.
Tuesday 8:00 am – 6:00 pm Good day for routine follow-up, wellness exams, and prescription planning.
Wednesday 8:00 am – 6:00 pm Ask whether diagnostics, dental consults, or travel certificates need a specific doctor or time.
Thursday 8:00 am – 6:00 pm Call before arriving if your pet may need urgent care or drop-off conversion.
Friday 8:00 am – 6:00 pm Request medication refills before the weekend whenever possible.
Saturday 8:00 am – 6:00 pm Saturday access is helpful, but appointments are still required for doctor exams.
Sunday Closed Use a 24-hour emergency veterinary hospital for urgent Sunday problems.
Confirm before time-sensitive care: Holiday closures, staff training, doctor availability, procedure schedules, and urgent cases can affect availability. Call before driving for same-day care.

Google map, directions, parking, and safe arrival checklist

Plan your route to the clinic near Alamo Square and call ahead if your pet is contagious, painful, anxious, aggressive, or difficult to move.

Blue Cross Pet Hospital
1386 Golden Gate Ave
San Francisco, CA 94115
Main: 415-931-5550

Use this embedded Google map for route planning only. Call the clinic before urgent visits, late arrivals, procedure drop-offs, or prescription pickup.

Dogs

Use a secure leash and keep your dog close. Tell the team if your dog is reactive, painful, coughing, weak, or needs a quieter entry plan.

Cats

Use a secure carrier. Do not carry a cat loose because traffic, dogs, and lobby sounds can trigger escape behavior.

Contagious symptoms

Call before entering if your pet has vomiting, diarrhea, coughing, respiratory signs, suspected parasites, or possible infectious disease.

Arrival timing

Doctor exams are appointment-based. If you may be more than 15 minutes late, call because the clinic may ask you to reschedule.

Start here: choose the right route before calling or driving

This table gives users the practical next step for appointments, urgent care, prescriptions, records, travel certificates, payment, and offers.

Your need Best action Prepare before contacting the clinic
New client appointment Call 415-931-5550 directly. Pet name, species, age, symptoms, prior clinic, vaccine history, medications, and preferred time.
Existing client appointment Use the official appointment request page or call the clinic. Preferred doctor, future date, morning or afternoon preference, and visit reason.
Sick or injured pet Call the clinic first. Do not use a routine form for urgent symptoms. Symptoms, start time, breathing status, appetite, stool/urine changes, toxin risk, photos, and videos.
Critical emergency Use a 24-hour emergency veterinary hospital. Medication list, recent records, toxin label if relevant, and safe transport.
Prescription refill Call, text when appropriate, or use the online pharmacy if shipping is preferred. Medication name, strength, dose, remaining supply, refill deadline, and exam date.
Health certificate Schedule far ahead because certificates cannot be issued retroactively. Destination, travel date, airline rules, vaccine records, microchip details, and test deadlines.
Payment or deposit question Check payment policy and call before procedure drop-off. Estimate, deposit amount, CareCredit status, card, cash, check, or contactless payment method.

Official online actions for Blue Cross Pet Hospital

Use official clinic links for live actions. For urgent symptoms, call instead of waiting for an online response.

Appointments, late arrivals, cancellations, and drop-off conversion

Blue Cross Pet Hospital is appointment-based. Doctor examinations require appointments, and the clinic reserves approximately 30 minutes for each pet and owner.

Choose the correct route. New clients should call 415-931-5550. Existing clients can use the appointment request form, but the appointment is not booked until the clinic confirms it by email.
Describe the visit clearly. Say whether the visit is wellness, vaccine, dental, surgery, spay/neuter, diagnostic imaging, urgent care, refill, travel certificate, euthanasia support, or a new symptom.
Ask whether the visit is routine or urgent. The clinic is not a walk-in critical-care facility. If your pet needs urgent care, call directly and ask whether they can see the pet safely that day.
Arrive on time. If you arrive more than 15 minutes late, the clinic may ask you to reschedule. Call ahead if traffic, parking, or pet handling will delay you.
Give enough cancellation notice. Provide at least 24 hours for routine appointments and 48 hours for procedure appointments. Short-notice cancellations may lead to a fee or deposit requirement.
Ask about drop-off only when appropriate. Under some circumstances, the clinic may convert an appointment to a drop-off appointment at the veterinarian’s discretion.
Phone script: “Hi, I need an appointment for my pet. I am a new/existing client. Species is __, age is __, symptoms started __, current medications are __, and I need __ service. Should I book routine care, urgent care, drop-off, or go to a 24-hour ER?”

Urgent care, hospitalization limits, and when to use a 24-hour ER

Blue Cross Pet Hospital lists urgent care as a service, but it also states it is not a 24-hour emergency facility and patients needing intensive care are referred to a 24-hour care facility.

During clinic hours
Call 415-931-5550 before arrival. Provide symptoms, species, breathing status, pain level, toxin exposure, seizure activity, appetite, bathroom changes, and whether your pet can walk.
Not a 24-hour ER
The clinic does not function as a walk-in critical-care facility. Use a dedicated emergency hospital for severe or unstable symptoms.
Hospitalization limit
The policy page describes Blue Cross as a daytime outpatient veterinary practice. Patients needing intensive care are referred to a 24-hour care facility.
Safe transport
Use a secure carrier, crate, towel, or leash. Do not give human medication unless a veterinarian specifically instructs you to do so.
Symptom or situation Best action Do not do this
Trouble breathing, pale gums, collapse Use emergency veterinary care immediately. Do not wait for a web form response.
Suspected poisoning Call emergency care or poison-control guidance with the product label, amount, time, and pet weight. Do not induce vomiting unless instructed by a veterinary professional.
Repeated seizures or severe weakness Go to a 24-hour ER and bring medication and seizure-timing notes. Do not delay care to schedule a routine appointment.
Inability to urinate Treat as urgent, especially in male cats. Do not wait overnight to see if it improves.
Stable but sick pet during open hours Call Blue Cross first and ask whether same-day care is available. Do not arrive without notice unless instructed.

Veterinary services listed for Blue Cross Pet Hospital

The official services page lists preventive care, dentistry, diagnostic testing, imaging, certificates, surgery, and end-of-life services for pet owners in San Francisco.

Care area Services listed What pet owners should ask
Wellness and prevention Dog and cat wellness care, wellness exams, vaccinations, parasite prevention, heartworm testing, fecal testing, flea prevention, and microchip implanting. Which vaccines, tests, and preventives are recommended based on age, lifestyle, travel, grooming, daycare, and local exposure?
Diagnostics Diagnostic testing, blood screening, digital radiology, ultrasound, echocardiogram, and internal diagnostic support. Does my pet need fasting, sedation, bloodwork, images, ultrasound, echocardiogram, or referral?
Dental care Pet dentistry and dental cleaning are listed as key services. Can the estimate separate exam, bloodwork, anesthesia, cleaning, radiographs, extractions, medications, and recheck?
Surgery General surgery, spay/neuter, and procedure-based care. What is the deposit, fasting rule, anesthesia plan, pain-control plan, pickup time, and home-care instruction?
Urgent care Urgent care is listed, but the appointment page says to call directly for urgent needs. Can the clinic safely see the pet today, or should I go straight to a 24-hour emergency hospital?
Travel documents International health certificates and domestic health certificates, including Hawaii. Which USDA APHIS, airline, vaccine, microchip, testing, and timing requirements apply?
End-of-life support Euthanasia and private or group cremation are listed on the services page. Ask about appointment setting, privacy, aftercare choices, cost, payment, memorial options, and who can be present.

Veterinarians and staff listed by Blue Cross Pet Hospital

The official website lists veterinarians and support-team members. Doctor availability and appointment fit should be confirmed when booking.

Team member Role listed Useful booking note
Dr. Wonjae Lee Veterinarian The staff page lists preventive medicine, soft tissue surgery, dentistry, dermatology, and geriatric care as special interests.
Dr. Calvin Ho Veterinarian The staff page lists special interest in internal medicine and surgery.
Perla N. Practice Manager Useful for practice-management context and operational questions routed through the clinic.
Amanda V. Head Veterinary Assistant Supports patient care and clinic workflow.
Caitlyn P. Lead Veterinary Assistant Supports clinical care, patient handling, and veterinary-assistant workflow.
Daisy O. Veterinary Administrative Assistant Administrative staff can help route scheduling, paperwork, and front-desk questions.
Ramon H. Veterinary Administrative Assistant Administrative support helps with communication and clerical routing.
Sophia V. Veterinary Assistant Clinical support team member listed by the clinic.
Lily Z. Veterinary Assistant Clinical support team member listed by the clinic.
Gaby H. Veterinary Assistant Clinical support team member listed by the clinic.
Jessica C. Veterinary Assistant Clinical support team member with animal-care experience listed by the clinic.
Isabella Y. Veterinary Assistant Clinical support team member listed by the clinic.
Doctor-selection tip: Ask the front desk which doctor is best for your pet’s problem, especially if the visit involves dentistry, surgery, dermatology, internal medicine, senior care, or travel paperwork.

Hospital policies: appointments, cancellations, prescriptions, and patient safety

Policies are where this page adds practical value beyond a directory listing. Review these before booking, rescheduling, ordering medication, or arriving with a sick pet.

Policy area Official policy detail What it means for pet owners
Appointments The clinic is appointment-based, and appointments are required for doctor examinations. Do not plan a walk-in doctor exam unless the clinic tells you to come in.
Appointment length The clinic reserves approximately 30 minutes for the pet and owner. Bring focused questions, medication details, and symptom notes so the visit is efficient.
Late arrival Arrivals more than 15 minutes late may be asked to reschedule. Call ahead if traffic, parking, or pet handling delays you.
Routine cancellation At least 24 hours’ notice is requested for routine appointments. Cancel early to avoid a fee and help another pet use the appointment slot.
Procedure cancellation At least 48 hours’ notice is requested for procedure appointments. Surgery and procedure schedules need more notice because staff, anesthesia, and room time are reserved.
Hospitalization The clinic describes itself as a daytime outpatient practice and refers intensive-care patients to 24-hour care. Unstable pets may need an emergency hospital instead of an outpatient clinic visit.
Pet handling Pets should be on a leash or in pet carriers before entering the lobby. Use a secure carrier for cats and small pets, and a secure leash for dogs.
Client behavior Appropriate behavior by phone and in person is required when interacting with the team and other clients. Clear, calm communication helps the clinic triage, schedule, and treat pets safely.

Prescription refills, online pharmacy, and medication safety

Blue Cross Pet Hospital has detailed prescription rules that affect refills, diets, preventives, written prescriptions, and online pharmacy timing.

Processing time

The policy page says prescriptions may take 2–7 business days to be processed in the pharmacy department. Request refills before the medication runs out.

Doctor authorization

Every prescription requires a review of recent medical history and doctor authorization. Expedited requests may carry an additional fee.

Exam within one year

The clinic says it will not provide refills, prescription diets, flea products, or heartworm preventives without an exam within the past year.

Online pharmacy

Medication shipped through the partnered online pharmacy is filled by Covetrus and not shipped directly from the clinic facility.

Pharmacy need Best route Owner checklist
Clinic pickup Call or text when appropriate, then wait for the pharmacy team to call or text when ready. Pet name, medication name, strength, dose, quantity, remaining supply, and best pickup time.
Shipped medication Use the partnered online pharmacy. Confirm address, dose, product, refills, and delivery window before relying on shipment.
Outside pharmacy Ask the clinic for a written prescription. Confirm the outside pharmacy can fill the exact medication, strength, form, and species-safe instructions.
Prescription food Ask clinic or online partner. Check food brand, formula, bag or case size, prescription approval, and any Hill’s diet offer requirements.
Medication safety: Before giving any medication, verify pet name, drug name, strength, dose, route, frequency, stop date, and refill instructions. Call the clinic if the label does not match what the veterinarian explained.

Medical records, vaccine proof, referrals, insurance, and travel documents

The public site does not show a separate full records-request page, so pet owners should use phone, fax, contact form, or the veterinarian-directed workflow for records and certificates.

Record need Best route What to include
New-client records Ask your previous veterinarian to send records before the first appointment. Vaccine history, exam notes, lab results, imaging, surgery notes, medication list, allergies, and diet details.
Vaccine proof Call or contact the clinic with the exact record need. Pet name, owner name, vaccine needed, deadline, and whether proof is for travel, grooming, daycare, boarding, or housing.
Referral hospital transfer Ask Blue Cross to fax or send records directly to the receiving hospital. Receiving hospital name, phone, fax/email, appointment date, and reason for referral.
Pet insurance claim Request itemized invoices and medical notes after the visit. Diagnosis, procedures, medication names, lab charges, doctor notes, and payment receipt.
Travel certificate documents Schedule a health-certificate appointment early and bring destination-specific requirements. Travel date, destination, airline rules, USDA APHIS requirements, vaccine records, microchip details, and testing deadlines.

Payment policy, deposits, cancellation fees, CareCredit, and estimates

Costs can vary by exam type, diagnostics, dental care, imaging, surgery, travel certificates, medication, and emergency referral. Confirm costs before approving care.

Payment due at service

The clinic’s payment page says full payment is expected when services are rendered. The clinic does not bill for services or offer payment plans.

Accepted payment methods

The clinic lists Apple Pay, contactless payments, debit cards, credit cards, CareCredit, checks, and cash.

Procedure deposit

Procedures require a deposit of the lower end of the estimate at drop-off. Ask for the estimate and deposit amount before procedure day.

New-patient exam deposit

New patient examinations require a one-time deposit. Established clients are not required to pay that deposit for future routine appointments.

Cost-control question: “Can you separate the required items from optional items and explain which costs affect safety, diagnosis, pain control, or long-term outcome?”

Domestic and international pet travel certificate planning

Blue Cross Pet Hospital lists international health certificates and domestic health certificates, including Hawaii. Travel rules can be strict and time-sensitive.

Travel item Official guidance What to do
Planning window Start researching 3–4 months in advance because every country or state may have its own requirements. Check destination rules, airline rules, vaccine dates, microchip requirements, test timing, and endorsement needs.
USDA APHIS The clinic directs owners to USDA APHIS pet travel information for current requirements. Print or save the exact destination checklist before scheduling the appointment.
Airline rules Every airline has its own rules, and many require a health certificate within 10 days of departure. Call the airline and ask about forms, crate rules, timing, breed restrictions, and destination arrival requirements.
Retroactive certificates Health certificates can only be issued on the appointment day and cannot be issued retroactively. Do not wait until after travel or after the deadline to request paperwork.
Clinic capacity The clinic says it processes one health certificate per day. Schedule far in advance, especially before holidays, summer travel, or international moves.
Travel certificate warning: Wrong timing can block travel. Confirm USDA, airline, destination, vaccine, microchip, test, and endorsement rules before the appointment.

Special offers, discounts, and savings notes

Offers can change, expire, or include exclusions. Confirm the current offer at the time of scheduling or checkout.

Offer area Listed detail Owner action
SF Animal Care & Control adoptees The clinic lists a free first exam for pets adopted from San Francisco Animal Care & Control when the appointment is scheduled within 3 days of adoption. Bring adoption paperwork and confirm eligibility before the appointment.
NexGard and Heartgard savings Instant savings are listed for 6- or 12-month packs purchased through the clinic. Ask which product is safe for your pet’s age, weight, health, and lifestyle.
Hill’s prescription diet discount The clinic lists savings on Hill’s prescription diet purchases and says to contact them for a promo code. Ask whether the discount applies in-clinic or online and what exclusions apply.
Dental care The clinic promotes competitively priced dental cleanings in San Francisco. Ask for an itemized dental estimate before scheduling.
Senior discount A 10% senior discount is listed for pet parents 65+, but it must be requested at the time of service and exclusions apply. Ask before checkout because it cannot be applied retroactively.
Multi-pet health certificate discount The clinic says owners traveling with more than one pet can ask about discounted pricing on health certificates. Provide all pets’ destination, airline, vaccine, microchip, and travel dates when scheduling.

Official source checklist used for this guide

This section helps readers verify live clinic pages and keeps the article useful, practical, and source-led rather than generic.

Official or public source What it verifies When to open it
Blue Cross Pet Hospital official homepage Clinic identity, San Francisco location, phone, text number, fax, hours, history, veterinarians, and featured services. Open first to confirm the current clinic details and any posted closure notice.
Contact page Phone, text-only number, fax, and contact form access. Open for non-urgent contact or routing questions.
Appointments page Not a 24-hour facility, not a walk-in critical-care facility, new-client call rule, existing-client request form, and confirmation-email requirement. Open before requesting a routine appointment.
Hospital policies page Appointment rules, late arrivals, cancellations, hospitalization limits, pet handling, prescription processing, VCPR rule, and payment policy. Open before booking, canceling, ordering refills, or scheduling procedures.
Services page Dentistry, health certificates, wellness, urgent care, blood work, radiology, ultrasound, echocardiogram, surgery, microchipping, vaccines, spay/neuter, and euthanasia/cremation. Open before deciding whether the clinic handles your pet’s specific need.
Meet the staff page Veterinarian names, staff names, roles, and professional background details. Open when requesting a doctor or learning about the team.
Payment options page Payment due at service, accepted payment methods, deposits, procedure deposit rule, and new-patient exam deposit. Open before procedure drop-off, new-patient booking, or payment planning.
Pet travel examination page Travel preparation window, USDA APHIS instruction, airline rule reminder, health certificate timing, retroactive certificate rule, and one-certificate-per-day note. Open before domestic, Hawaii, or international travel paperwork.
Radiology page Digital radiology, ultrasound, X-rays, and conditions imaging may help diagnose. Open before imaging-related appointments or estimate questions.
Special offers page Adoption exam offer, parasite-product savings, prescription diet discounts, senior discount, dental offer, and health-certificate discount note. Open before checkout because discounts can have timing and exclusion rules.
Independent guide notice: USHospitalGuides.com is not Blue Cross Pet Hospital, not a veterinary provider, not an emergency hospital, and not a government agency. Use official clinic links or the clinic phone number for final decisions, appointments, pricing, records, prescriptions, travel documents, and urgent instructions.

Important pet health and safety notice

This guide helps with contact, scheduling, location, policies, records, pharmacy, travel paperwork, payment, and preparation. It does not replace veterinary diagnosis or treatment.

Do not rely on online information for emergency triage. Breathing difficulty, poisoning, trauma, seizures, urinary blockage, heatstroke, severe pain, sudden collapse, or suspected toxin exposure needs immediate veterinary help.

Blue Cross Pet Hospital FAQs

These questions focus on the San Francisco clinic address, phone, map, hours, appointments, policies, prescriptions, services, veterinarians, travel certificates, and emergency guidance.

1. What is the address for Blue Cross Pet Hospital in San Francisco?
Blue Cross Pet Hospital is located at 1386 Golden Gate Ave, San Francisco, CA 94115. Use this exact address because similar Blue Cross-named clinics and organizations exist in other cities and countries.
2. What is the phone number for Blue Cross Pet Hospital?
The main phone number is 415-931-5550. The clinic also lists a text-only number at 415-792-4709 and fax at 415-931-9556.
3. What are the listed hours for Blue Cross Pet Hospital?
The official clinic page lists Monday through Saturday from 8:00 am to 6:00 pm and Sunday closed. Confirm by phone before urgent care, holiday weeks, or time-sensitive visits.
4. How do I make an appointment at Blue Cross Pet Hospital?
New clients should call 415-931-5550 directly. Existing clients may use the appointment request form, but the appointment is not fully booked until the clinic sends a confirmation email.
5. Is Blue Cross Pet Hospital a 24-hour emergency vet?
No. The appointment page says Blue Cross Pet Hospital is not a 24-hour emergency facility and does not function as a walk-in critical-care facility. Call the clinic during open hours for urgent guidance, or use a 24-hour emergency hospital for severe symptoms.
6. What services does Blue Cross Pet Hospital provide?
Listed services include wellness exams, vaccinations, urgent care, dental cleaning, pet dentistry, diagnostic testing, blood screening, digital radiology, ultrasound, echocardiogram, surgery, spay/neuter, microchipping, parasite prevention, heartworm testing, fecal testing, health certificates, and euthanasia or cremation support.
7. Which veterinarians are listed at Blue Cross Pet Hospital?
The official website lists Dr. Wonjae Lee and Dr. Calvin Ho as veterinarians. Ask the clinic which doctor is available and best suited for your pet’s case.
8. What is the prescription refill policy?
The clinic says prescriptions may take 2–7 business days to process and require doctor authorization. The clinic will not provide prescription refills, prescription diets, flea products, or heartworm preventives without an exam within the past year.
9. What payment methods does Blue Cross Pet Hospital accept?
The clinic lists Apple Pay, contactless payments, debit cards, credit cards, CareCredit, checks, and cash. Full payment is expected when services are rendered, and the clinic says it does not bill for services or offer payment plans.
10. How early should I plan for a pet travel health certificate?
The clinic recommends researching travel requirements 3–4 months in advance. Health certificates can only be issued on the appointment day, cannot be issued retroactively, and the clinic says it processes one health certificate per day.