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Neonatal-Perinatal Medicine Doctors in California

Data updated monthly · Last refresh October 2026

880 Neonatal-Perinatal Medicine providers practice in California. The largest concentration is in Palo Alto. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

880providers
Palo Altotop city

Neonatal-Perinatal Medicine by city in California

Choose a city to see providers there.

Neonatal-Perinatal Medicine in Palo Alto90 providers
Neonatal-Perinatal Medicine in Los Angeles89 providers
Neonatal-Perinatal Medicine in San Diego82 providers
Neonatal-Perinatal Medicine in Orange63 providers
Neonatal-Perinatal Medicine in San Francisco49 providers
Neonatal-Perinatal Medicine in Sacramento39 providers
Neonatal-Perinatal Medicine in Loma Linda37 providers
Neonatal-Perinatal Medicine in Madera25 providers
Neonatal-Perinatal Medicine in San Jose20 providers
Neonatal-Perinatal Medicine in Torrance18 providers
Neonatal-Perinatal Medicine in Long Beach16 providers
Neonatal-Perinatal Medicine in Tarzana14 providers
Neonatal-Perinatal Medicine in Oakland14 providers
Neonatal-Perinatal Medicine in Walnut Creek14 providers
Neonatal-Perinatal Medicine in West Hollywood14 providers
Neonatal-Perinatal Medicine in Santa Maria11 providers
Neonatal-Perinatal Medicine in Anaheim11 providers
Neonatal-Perinatal Medicine in Fontana11 providers
Neonatal-Perinatal Medicine in Panorama City10 providers
Neonatal-Perinatal Medicine in Pasadena9 providers
Neonatal-Perinatal Medicine in Carmichael9 providers
Neonatal-Perinatal Medicine in Santa Clara8 providers
Neonatal-Perinatal Medicine in Modesto8 providers
Neonatal-Perinatal Medicine in Roseville8 providers

Neonatal-Perinatal Medicine providers in California

Listed by city, largest first. 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. Catherine Ekwa-ekoko, MD
Santa Barbara, CA · No drug or device payments recorded (2025) · (805) 569-7510
Dr. Dena Hubbard, MD
Santa Barbara, CA · $105 in drug and device payments (2025) · (805) 342-4403
Dr. Erika Fernandez, MD
Santa Barbara, CA · $717 in drug and device payments (2025) · (858) 354-1456
Dr. Katherine Chung, MD
Santa Barbara, CA · No drug or device payments recorded (2025) · (805) 569-7522
Dr. Steven Barkley, M.D.
Santa Barbara, CA · No drug or device payments recorded (2025) · (805) 569-7531
Dr. Theresa Lueck, M.D.
Santa Barbara, CA · No drug or device payments recorded (2025) · (805) 569-7510
Dr. Alexander Gall, M.D.
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 851-1000
Dr. Carlene Wong, MD
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 851-1000
Dr. Carol Lin, MD
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 851-1000
Dr. Chandrika Kapadia, MD
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 851-1000
Dr. Cheryl Hawkins
Santa Clara, CA · $80 in drug and device payments (2025) · (408) 851-1000
Dr. Logan Mcomber, M.D.
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 236-1240
Dr. Meghana Karmarkar, M.D
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 851-7100
Dr. Richard Van Woerkom, M.D.
Santa Clara, CA · No drug or device payments recorded (2025) · (408) 236-5048
Dr. Donald Rommes, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3000
Dr. Fredrick Dapaah-siakwan, MD
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Jamieson Jones, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Luis Ochoa-pelaez, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Nicolo Geralde, D.O.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Payam Vali, M.D
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Robert Turbow, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Rocky Greer, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Sara Khan
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Wen-chun Lan, MD, MS
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3961
Dr. Yassar Arain
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3561
Dr. Amanda Jan, MD
Santa Monica, CA · $27 in drug and device payments (2025) · (310) 829-5511
Dr. Dayle Bondarev, MD
Santa Rosa, CA · No drug or device payments recorded (2025) · (707) 576-4000
Dr. Eric Margolis, M.D.
Santa Rosa, CA · $137 in drug and device payments (2025) · (707) 525-5368
Dr. Ronald Ariagno, MD
Stanford, CA · No drug or device payments recorded (2025) · (650) 723-4000
Dr. Aaron Simko, MD
Stockton, CA · No drug or device payments recorded (2025) · (209) 944-5550
Dr. Shyh-fang Cheng, M.D.
Stockton, CA · No drug or device payments recorded (2025) · (209) 476-6428
Dr. Wen Shean Cherng, M.D.
Stockton, CA · No drug or device payments recorded (2025) · (209) 467-6428
Dr. Jane Shay, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3031
Dr. Juanita Lewis, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (747) 210-3233
Dr. Maureen Sims, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-4473
Dr. Preet Shergill, MD
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3031
Dr. Annie Nguyen, M.D.
Tarzana, CA · $176 in drug and device payments (2025) · (818) 708-5242
Dr. Celia Alconcel, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Debra Stern, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Hsiang-fen Su, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Hyo-jung Choi, MBBS
Tarzana, CA · No drug or device payments recorded (2025) · (310) 423-4451
Dr. James Banks, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5570
Dr. Jeanne Ruderman, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5466
Dr. Jennifer Levy, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Maria Roxanne Aileen Arcinue, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Richard Jack, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5570
Dr. Sataporn Muang-in, MD
Tarzana, CA · No drug or device payments recorded (2025) · (732) 618-0711
Dr. Scott Beasley, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 881-0800
Dr. Staecy Kim, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5570
Dr. Xin Yu, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5570

Common questions

How many Neonatal-Perinatal Medicine providers are in California?

There are 880 Neonatal-Perinatal Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Which cities in California have the most Neonatal-Perinatal Medicine providers?

Palo Alto (90), Los Angeles (89), San Diego (82) have the highest concentration of Neonatal-Perinatal Medicine providers in California.

How many Neonatal-Perinatal Medicine providers in California received drug or device company payments?

100 of 880 Neonatal-Perinatal Medicine providers in California (11%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

Where does this data come from?

Provider counts and profiles 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.

Related reading on HealthcareDiscovery.AI

Neonatal-Perinatal Medicine in all 50 states Search all 880 in the directory Ask Zach for help choosing

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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. Are you a Neonatal-Perinatal Medicine in California? Get featured.