Mathiesen Memorial Health Clinic

Mathiesen Memorial Health Clinic We are currently seeing patients of all ages for their Primary Care needs. Primary Care means assisting you with all of your general medical needs.

Owned and operated by the Chicken Ranch Rancheria Me-Wuk Indians of California in a continued effort to support Jamestown and the surrounding community with an economic medical resource. Our mission is to improve the health and wellness of our community as the premier place to give and receive care that embraces the balance of mind, body, and spirit. If serious health issues are identified, patien

ts will be referred by our staff to medical specialists like cardiologists, surgeons, for x-rays, etc. We provide several medical and counseling groups by patients request it or referral by your medical providers. Nondiscrimination Statement:
Mathiesen Memorial Health Clinic complies with applicable federal civil rights laws and does not discriminate on basis of race, color, national origin, age, disability, or sex.

All Mathiesen Memorial Health Clinic locations will be closed on Monday, September 7, 2026, in observance of Labor Day.W...
09/03/2026

All Mathiesen Memorial Health Clinic locations will be closed on Monday, September 7, 2026, in observance of Labor Day.

We wish everyone a safe and relaxing holiday. We appreciate the hard work and dedication of workers throughout our community and hope you enjoy the long weekend.

🚨 If you are experiencing a medical emergency, call 911 or go to the nearest Emergency Room immediately.

đź’™ If you or someone you know is experiencing a mental health crisis, emotional distress, or thoughts of self-harm, call or text 988 to reach the Su***de & Crisis Lifeline.

Our clinics will resume normal business hours on Tuesday, September 8, 2026.

Thank you for your understanding, and we wish you and your family a safe and happy Labor Day!

Our Mobile Health Clinic will be at the Senior Center parking lot on September 9th | 9:00 AM – 3:00 PM, offering same-da...
09/02/2026

Our Mobile Health Clinic will be at the Senior Center parking lot on September 9th | 9:00 AM – 3:00 PM, offering same-day walk-in care for all ages.

Services include:
• Cold, flu, COVID concerns
• Cuts, rashes & wound care
• Blood pressure & diabetes checks
• Women’s health
• Behavioral health & SUD counseling
• On-site testing (UTI & s*xual health)
• Limited prescriptions when appropriate

Senior Center
540 Greenley Rd, Sonora, CA

Insurance accepted. Many services low-cost or free based on need.
Questions? Call 209-690-4916.

09/01/2026
08/28/2026

Need care today? Mathiesen on Main’s Same Day Walk-In Clinic is here for those unexpected health concerns that just can’t wait.

From minor illnesses and injuries to sore throats, rashes, UTI concerns, and more, our team is here to help you get the care you need—without an appointment.

📍 Mathiesen on Main
18268 Main St., Jamestown, CA 95327
📞 209-630-2772

Monday–Friday
7:30 AM–4:30 PM
Closed 12:00–12:30 PM

No appointment needed—walk in and see us today.

We’re kicking off our Provider’s Corner series with Kim Schauer, PA-C, sharing a few important reminders for staying saf...
08/21/2026

We’re kicking off our Provider’s Corner series with Kim Schauer, PA-C, sharing a few important reminders for staying safe in the summer sun.

Kim recommends keeping it simple: wear sunscreen, grab a hat before heading outside, drink plenty of water, and try to avoid the most intense heat during the middle of the day.

Sun exposure can add up quickly, especially during long summer days. Help protect yourself by using a broad-spectrum sunscreen with SPF 30 or higher, reapplying regularly, wearing protective clothing and sunglasses, and taking breaks in the shade whenever possible.

For more information about sun safety and protecting your skin from UV exposure, visit the CDC:
https://www.cdc.gov/skin-cancer/sun-safety/index.html

Having concerns about your health this summer? Come see Kim at our Same Day Walk-In Clinic! Same-day appointments are available, and walk-ins are welcome.

📍 Mathiesen on Main – Same Day Walk-In Clinic
18268 Main St., Jamestown, CA 95327
📞 209-630-2772
🕒 Monday–Friday | 7:30 AM–4:30 PM
Closed for lunch from 12:00–12:30 PM

08/12/2026

Our Mobile Health Clinic will be at the Senior Center parking lot today from 9:00AM – 3:00 PM, offering same-day walk-in care for all ages.

Services include:
• Cold, flu, COVID concerns
• Cuts, rashes & wound care
• Blood pressure & diabetes checks
• Women’s health
• Behavioral health
• On-site testing (UTI & s*xual health)
• Limited prescriptions when appropriate

Senior Center
540 Greenley Rd, Sonora, CA
Insurance is accepted. Many services low-cost or free based on need.

Questions? Call 209-690-4916

07/27/2026

⚠️ Temporary Clinic Closure Notice ⚠️

Due to the Dove Fire, all Mathiesen Memorial Health Clinic locations will be closed until 1:00 p.m. today to help ensure the safety of our patients and staff.

We apologize for any inconvenience this may cause and appreciate your understanding. Please stay safe and take all necessary precautions.

Thank you for your patience.

07/21/2026

Looking for connection, support, or a sense of community?
Mathiesen Memorial Health Clinic offers two welcoming groups designed to help individuals build relationships, strengthen resilience, and support personal growth.

Women of Resilience
Facilitated by Ashton Whitehouse, Women of Resilience is a supportive group for women that follows the Seeking Safety curriculum.
Participants enjoy meaningful discussions, a safe and welcoming environment, monthly arts and crafts, and opportunities to connect with one another.
This group is dedicated to uplifting and empowering women while fostering community and belonging.
Women of all ages are welcome.

Every Monday
5:00pm-7:00pm
8141 Main St
Jamestown, CA 95327

For more information contact us at: (209) 782-9824

Empower Your Healing Through Connection
Facilitated by Angie Valentine, this cultural group follows the White Bison Red Road to Wellbriety teachings.
Participants explore personal medicine, engage in talking circles and drumming, and strengthen their connection to culture, healing, and community.
All of the community is welcome to attend.

Every Tuesday
5:00pm-7:00pm
8141 Main St
Jamestown, CA 95327

For more information contact us at: (209)209-6178.

If you're interested in learning more about either group or would like to join, please contact Mathiesen Memorial Health Clinic. We look forward to welcoming you.

Address

18144 Seco Street
Jamestown, CA
95327

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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