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Surgery in Colton, California

Data updated monthly · Last refresh September 2026

16 Surgery providers practice in Colton. Listings are drawn from federal public records and are not endorsements.

Surgery providers in Colton

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. Alexandra Nguyen, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-3362
Dr. David Wong, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-6210
Dr. Dev Gnanadev, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-6210
Dr. Edwin Kim, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 427-5626
Dr. Farabi Hussain, MD
Colton, CA · $20 in drug and device payments (2025) · (909) 580-3353
Dr. Gbemisola Lawal
Colton, CA · $26 in drug and device payments (2025) · (909) 958-0100
Dr. Jay Yu, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-3362
Dr. Milton Retamozo, MD
Colton, CA · $54 in drug and device payments (2025) · (909) 580-3353
Dr. Nina Bowman, D.O.
Colton, CA · No drug or device payments recorded (2025) · (909) 580-6222
Dr. Omid Hariri, D.O., MSC.
Colton, CA · $686 in drug and device payments (2025) · (909) 580-1000
Dr. Payam Falatoonzadeh, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-6266
Dr. Sadia Khan, D.O.
Colton, CA · $1,074 in drug and device payments (2025) · (909) 580-1000
Dr. Sean Hormozian
Colton, CA · $178 in drug and device payments (2025) · (909) 580-1000
Dr. Steven Miller, M.D.
Colton, CA · No drug or device payments recorded (2025) · (909) 824-7966
Dr. Thomas Walbolt, D.O.
Colton, CA · $1,117 in drug and device payments (2025) · (909) 580-6222
Dr. Tommy Lee, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-3353

Common questions

How many Surgery providers are in Colton, California?

There are 16 Surgery providers with active NPI records practicing in Colton, according to federal NPPES data refreshed monthly.

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 Colton Surgery 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.