HealthcareDiscovery.AI / Doctors / California / Santa Maria / Internal Medicine

Internal Medicine in Santa Maria, California

Data updated monthly · Last refresh September 2026

23 Internal Medicine providers practice in Santa Maria. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Santa Maria

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. Ahmad Nooristani, M.D.
Santa Maria, CA · $15 in drug and device payments (2025) · (805) 922-6657
Dr. Albert Hawkins, MD
Santa Maria, CA · $376 in drug and device payments (2025) · (805) 928-0997
Dr. Botrous Tawadros, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 346-7230
Dr. David Trefflich, MD
Santa Maria, CA · $185 in drug and device payments (2025) · (805) 361-8900
Dr. Elena Agafonova, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3000
Dr. Elham Novin Baheran, MD
Santa Maria, CA · $18 in drug and device payments (2025) · (805) 739-3235
Dr. Gabriel Foo, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3890
Dr. Hugh Hatfield, M. D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 928-0217
Dr. Ijeoma Ofiaeli, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3890
Dr. Jimmy Baker, MD
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 934-5400
Dr. Joseph Yorke, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3890
Dr. Jose Yongco, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 346-7230
Dr. Laura Sprague, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 937-6390
Dr. Lerzan Tunali Madenci, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 878-6134
Dr. Mohammad Arain, M.D.
Santa Maria, CA · $155 in drug and device payments (2025) · (805) 928-2645
Dr. Nicandro Castaneda, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3215
Dr. Paul Lussier, D.O.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3890
Dr. Rashiklal Patel, MD
Santa Maria, CA · $589 in drug and device payments (2025) · (805) 332-8155
Dr. Roman Winter, M.D.
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3000
Dr. Sam Densen, MD
Santa Maria, CA · $28 in drug and device payments (2025) · (805) 934-5400
Dr. Siri Atma Khalsa, MD
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 739-3215
Dr. Susan Ziemba, MD
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 349-8514
Dr. Yosef Diab, MD
Santa Maria, CA · No drug or device payments recorded (2025) · (805) 475-3640

Conditions Internal Medicine providers in Santa Maria, California commonly treat

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

Common questions

How many Internal Medicine providers are in Santa Maria, California?

There are 23 Internal Medicine providers with active NPI records practicing in Santa Maria, according to federal NPPES data refreshed monthly.

What conditions do Internal Medicine providers in Santa Maria treat?

Internal Medicine providers in Santa Maria commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management 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 Santa Maria Internal 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.