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Family Medicine in Fairfield, California

Data updated monthly · Last refresh September 2026

67 Family Medicine providers practice in Fairfield, and 16% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Family Medicine providers in Fairfield

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Alan Werblin, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 784-2042
Dr. Alecia Lentz, DO
Fairfield, CA · $32 in drug and device payments (2025) · (707) 784-2010
Dr. Alexander Kim, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3057
Dr. Alina Hongsakaphadana, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 646-3500
Dr. Ana Francesca Capati, MD
Fairfield, CA · No drug or device payments recorded (2025) · (170) 742-3300
Dr. Atosa Hormozyarihayes, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4489
Dr. Austin Parsons, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3792
Dr. Brett Rasmussen, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3000
Dr. Bryan Holcomb, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4900
Dr. Carmen Solano, MD
Fairfield, CA · $14 in drug and device payments (2025) · (707) 646-5500
Dr. Christina Greig, MD
Fairfield, CA · $295 in drug and device payments (2025) · (707) 784-2010
Dr. Craig Gillespie, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 428-0777
Dr. Daniel Ferrick, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4900
Dr. Daniella Rivera, DO
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3000
Dr. Daniel Schoenherr, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3048
Dr. David Danzeisen, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4000
Dr. David Gilliam, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 428-4878
Dr. Delaney Washburn, D.O.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-5349
Dr. Diana Trang, DO
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3057
Dr. Donald Denmark, MD, FAAFP
Fairfield, CA · No drug or device payments recorded (2025) · (707) 429-6932
Dr. Douglas Brozell, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4000
Dr. Douglas Freeman, M.D.
Fairfield, CA · $93 in drug and device payments (2025) · Telehealth · (707) 646-5500
Dr. Ehsan Ghods, D.O.
Fairfield, CA · $673 in drug and device payments (2025) · Telehealth · (707) 646-3500
Dr. Gregory Yesensky, D.O.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 784-2010
Dr. Hamed Zamani, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 419-8990
Dr. Jacob Steins
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-3057
Dr. Jake Van Weezep
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-7961
Dr. James Firman, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 421-6692
Dr. Jason Booth, MD
Fairfield, CA · No drug or device payments recorded (2025) · (402) 250-2469
Dr. Jennifer Dionisio, DO
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4000
Dr. Joahnna Sarno, MD
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4000
Dr. Johanna Cardoza, MD
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4000
Dr. Kathryn Holder, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 423-3765
Dr. Kelse Mckinley, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 432-2777
Dr. Lauren Weber, D.O.
Fairfield, CA · $28 in drug and device payments (2025) · (707) 646-4100
Dr. Maria Adelma Puno, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4025
Dr. Maria Saavedra, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4900
Dr. Marie Yamamotoya, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 419-8989
Dr. Marikit Parker, MD
Fairfield, CA · $68 in drug and device payments (2025) · (707) 419-8990
Dr. Mark Maus, D.O.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 784-2048
Dr. Mark Sullivan, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 426-3911
Dr. Mary Moreno, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 646-5000
Dr. Matthew Hoyt, D.O. FAAFP, MPH
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-5423
Dr. Melissa Pearce, D.O.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 784-2010
Dr. Michael Moshier, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 426-3911
Dr. Michael Santos, M.D.
Fairfield, CA · No drug or device payments recorded (2025) · (707) 427-4900
Dr. Michelle Milner, MD
Fairfield, CA · No drug or device payments recorded (2025) · (707) 423-5423
Dr. Michelle Munoz, M.D.
Fairfield, CA · $34 in drug and device payments (2025) · (707) 419-8989
Dr. Navneet Deol, DO
Fairfield, CA · No drug or device payments recorded (2025) · Telehealth · (707) 427-4900
Dr. Nguyen Nguyen
Fairfield, CA · $46 in drug and device payments (2025) · Telehealth · (707) 646-5500

Conditions Family Medicine providers in Fairfield, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Family Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Family Medicine providers are in Fairfield, California?

There are 67 Family Medicine providers with active NPI records practicing in Fairfield, according to federal NPPES data refreshed monthly.

How many Family Medicine providers in Fairfield received drug or device company payments?

11 of 67 (16%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Family Medicine providers in Fairfield treat?

Family Medicine providers in Fairfield commonly treat annual physicals, high blood pressure, type 2 diabetes, preventive care, minor injuries and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Fairfield Family Medicine across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.