Yosemite Medical Clinic


Caring for our community by providing quality care, improving access to medical services, and promoting healthy lifestyles.

Managed and operated by the National Park Service (NPS), the clinic is staffed by U.S. Public Health Service Commissioned Corps (USPHS) and NPS healthcare providers. We offer basic medical care for both residents and visitors. Learn more about our current staff.


Open year-round on weekdays, but closed on federal holidays.

Monday–Friday, 9 am to 5 pm; closed from noon to 1 pm. (Walk-ins accepted Monday–Thursday between 1 pm and 3:30 pm unless clinic capacity is reached earlier.)

Fall Hours

Nov. 10: closed for Veterans Day.
Nov. 13–16: urgent care service and workers compensation only. Dr. Jesse Coenen will provide services while Dr. Irwin-Warren is away. We won't be able to bill for insurance and fee will be out-of-pocket.
Nov. 17. 1: 9 am–3 pm: Free flu clinic (closed for walk-ins)

Nov. 22–23, 27, and 30: no urgent care, limited scheduled primary care telehealth by Dr. Irwin-Warren (closed Nov. 23)
Nov. 24: 9 am–3 pm: Free flu clinic (closed for walk-ins)

Nov. 27: no urgent care, limited scheduled primary care telehealth by Dr. Irwin-Warren
Nov 28–29: closed for x-ray training.
Nov. 30: no urgent care, limited scheduled primary care telehealth by Dr. Irwin-Warren

Dec. 1. 1: 9 am–3 pm: Free flu clinic (closed for walk-ins)
Dec 4, 5, and 6: closed for new system training.
Dec. 7: Back to full service.

For primary care patients, if you have an urgent situation, please contact our nurse manager, Santhana Webb at 209/372-4637 or email us.

We will do our best to accommodate your need until we are back in full service the week of December 7.

Closed on the following days:




New Year’s Day

Observed Monday, January 1, 2024

Birthday of Martin Luther King, Jr.

Monday, January 15, 2024

Washington’s Birthday

Monday, February 19, 2024

Memorial Day

Monday, May 27, 2024

Juneteenth National Independence Day

Wednesday, June 19, 2024

Independence Day

Thursday, July 4, 2024

Labor Day

Monday, September 2, 2024

Columbus Day

Monday, October 14, 2024

Veterans Day

Observed Friday, November 10, 2023

Thanksgiving Day

Thursday, November 23, 2023

Christmas Day

Monday, December 25, 2023

Getting Here

The clinic is in Yosemite Valley near the Village Store, between Yosemite Village and The Ahwahnee (9000 Ahwahnee Drive).


This facility is accessible. Designated accessible parking spaces and accessible entrance are located behind the building.

Primary Care (for all age groups)

  • Accepting new patients

  • Physical and wellness exams for all age groups

  • Sports physicals

  • Chronic disease management

  • Mental health screening and care coordination

  • Substance Use Disorders treatment and recovery referral

  • Annual health maintenance

  • Care coordination and case management

Preventative Services

  • Immunizations and other preventative services including COVID-19 vaccines

  • Sexual Transmitted Infection (STI) screening and treatment

  • HIV/AIDS post-exposure and pre- exposure prophylaxis

  • Age based recommended cancer screenings

Complementary and alternative medicine

  • Acupuncture (May-September) (self-pay only)

  • Osteopathic manipulative medicine

  • Trigger point injections

Urgent Care (Out of Pocket)

  • Non-life threatening illness evaluation and treatment (i.e., colds, flu, and infections)

  • Minor injury care (i.e., fractures, sprains, strains, cuts, abrasions)

Employee Health

  • Workers' compensation

  • Employment physical exams

  • Employer-ordered testing

  • Commercial driver license (CDL) physicals

Diagnostic Services

  • X-ray imaging

  • Limited point of care lab tests.

  • Collection for Quest lab processing

  • EKG

  • Auditory exam

  • Spirometry testing

Insurance Accepted (Verification Required)

Primary Care

  • Anthem Medi-Cal for Mariposa County
  • Blue Cross Blue Shield Federal employees
  • BCBS Unite Here Health
  • Blue Shield of CA (PPO all commercial plans)
  • Tricare West/Prime Remote
  • Medi-Cal (California state and Mariposa County plans)
  • Medicare

Urgent Care (Out of Pocket)

  • Local plans accepted but some may require prior approval.
  • United Health Care
  • Out of state or international will be self-pay

Payment Options

Credit card, Paypal, Amazon, personal check, pay.gov or money order (available at the post office).

Individuals who self-pay can be provided with documentation to seek reimbursement from third party payers

The clinic can also offer information about applying for Medi-Cal.

Contact Information

For Appointment and Billing Questions

Mailing Address

PO Box 550
Yosemite National Park, CA 95389

Physical Address

9000 Ahwahnee Drive
Yosemite National Park, CA 95389
Located between Yosemite Village and The Ahwahnee

Emergency Medical Services (Ambulance Services)

  • If you have a medical emergency, text or call 911 (24/7)

Notice of Privacy Practices

Please read our notice of privacy practices.

Last updated: November 9, 2023

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