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Obstetrics & Gynecology in Fontana, California

Data updated monthly · Last refresh September 2026

50 Obstetrics & Gynecology providers practice in Fontana, and 12% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Obstetrics & Gynecology providers in Fontana

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. Allyson Wang, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (562) 787-8027
Dr. Amante Pulido, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Amy Zhai, M.D.
Fontana, CA · $1,748 in drug and device payments (2025) · (909) 427-5279
Dr. Bernabe Marinduque, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 356-4459
Dr. Berneva Adams, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Ceeccy Yang, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-5539
Dr. Chang-ho Song, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Chang Koh, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Chang Lee, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Christina Holbert, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 350-4620
Dr. Chul Choi, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Corinne Bainer, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Curt Bouma, MD
Fontana, CA · $162 in drug and device payments (2025) · (909) 427-3910
Dr. Diana Tran, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-5000
Dr. Elaine Pan, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Erica Medina, MD
Fontana, CA · No drug or device payments recorded (2025) · (833) 574-2273
Dr. Esteban Andryjowicz, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Fabiana Kim, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-5000
Dr. Francisco Pulido, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Hector Anguiano, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Jean Park, MD. MPH
Fontana, CA · $128 in drug and device payments (2025) · (909) 427-5629
Dr. Jerrelyn Inocencio-diaz, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Jerry Yu, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Jessica Iskander, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-4377
Dr. Jessica Jocson, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-7132
Dr. Karen Oshiro, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Karl Urban, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Kenneth Griffis Jr., MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Kim Spencer, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Kyu Kwak, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Leopoldo Alonzo, MD
Fontana, CA · $220 in drug and device payments (2025) · (909) 427-3910
Dr. Linda Knudtson, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Lorraine Atilano, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Mallory Zhang, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-2615
Dr. Mishka Peart, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (888) 750-0036
Dr. Monika Cluney, DO
Fontana, CA · $24 in drug and device payments (2025) · (833) 574-2273
Dr. My-linh Pham, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-7498
Dr. Rafik Hodeib, DO
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-5000
Dr. Ravindhra Mamilla, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-5000
Dr. Reinaldo Ruiz, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Rick Murray, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Rodney Parker, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Sandra Crowder, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Sonty Man, M.D.
Fontana, CA · No drug or device payments recorded (2025) · (888) 750-0036
Dr. Stephen Chao, MD
Fontana, CA · $18 in drug and device payments (2025) · (909) 266-0090
Dr. Sung Lee, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Suzanne Cao
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-6538
Dr. Teresa Wray, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Tricia Fynewever, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910
Dr. Yarameekah Adams, MD
Fontana, CA · No drug or device payments recorded (2025) · (909) 427-3910

Conditions Obstetrics & Gynecology providers in Fontana, California commonly treat

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

Common questions

How many Obstetrics & Gynecology providers are in Fontana, California?

There are 50 Obstetrics & Gynecology providers with active NPI records practicing in Fontana, according to federal NPPES data refreshed monthly.

How many Obstetrics & Gynecology providers in Fontana received drug or device company payments?

6 of 50 (12%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Obstetrics & Gynecology providers in Fontana treat?

Obstetrics & Gynecology providers in Fontana commonly treat pregnancy care, endometriosis, fibroids, PCOS, menopause 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 Fontana Obstetrics & Gynecology across California

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.