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Internal Medicine in Pasadena, California

Data updated monthly · Last refresh September 2026

138 Internal Medicine providers practice in Pasadena, and 47% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Pasadena

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. Prabhat Mukerjee, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (323) 540-4151
Dr. Radha Bhargava-gupta, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 405-3147
Dr. Rafael Avakyan, M.D.
Pasadena, CA · $15 in drug and device payments (2025) · Telehealth · (626) 799-4191
Dr. Ralph Jung, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 578-0416
Dr. Ricardo Rivas-plata
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 585-4120
Dr. Richard Wear, MD
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 792-3141
Dr. Ridwan Khan, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5188
Dr. Robert Cann, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 568-8184
Dr. Robert Eshbaugh
Pasadena, CA · $1,039 in drug and device payments (2025) · Telehealth · (626) 397-5000
Dr. Robert Ladines, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 798-1111
Dr. Robert Siew, M.D.
Pasadena, CA · $281 in drug and device payments (2025) · (626) 521-5331
Dr. Ronald Olah, MD
Pasadena, CA · $209 in drug and device payments (2025) · Telehealth · (626) 792-2166
Dr. Rotana Tek, D.O.
Pasadena, CA · $547 in drug and device payments (2025) · Telehealth · (213) 334-4111
Dr. Roy Jackson, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 792-4185
Dr. Russell Simpson, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 308-7513
Dr. Sahniah Siciarz-lambert, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 440-7001
Dr. Salwa Farag
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-7556
Dr. Shant Kazazian, M.D.
Pasadena, CA · $33 in drug and device payments (2025) · (626) 352-1444
Dr. Sheila Grammatico, M.D., M.P.H.
Pasadena, CA · $78 in drug and device payments (2025) · Telehealth · (626) 397-5000
Dr. Shunpei Iwata, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 535-0900
Dr. Sonal Lalwani, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 799-4194
Dr. Sree Garimella, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244
Dr. Stanley Tu, M.D.
Pasadena, CA · $1,242 in drug and device payments (2025) · Telehealth · (626) 795-1831
Dr. Stuart Miller, MD
Pasadena, CA · $27,946 in drug and device payments (2025) · Telehealth · (626) 792-3141
Dr. Susan Fleischman, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (310) 403-3235
Dr. Talar Kavafyan
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 421-7733
Dr. Taleen Akopian, D.O.
Pasadena, CA · $67 in drug and device payments (2025) · Telehealth · (626) 937-5188
Dr. Thirumala Raju, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-5118
Dr. Timothy Oh
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5188
Dr. Todd Hee, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 403-4016
Dr. Todd Turner, MD
Pasadena, CA · $186 in drug and device payments (2025) · Telehealth · (626) 792-2166
Dr. Victor Wong, MD
Pasadena, CA · $39 in drug and device payments (2025) · (626) 817-8382
Dr. Warren Brown, M.D.
Pasadena, CA · $20 in drug and device payments (2025) · (626) 355-8595
Dr. Warren Shu, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244
Dr. Wei Huang-lee, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 792-2166
Dr. Wufaa Alrashid, MD
Pasadena, CA · $14 in drug and device payments (2025) · (626) 449-4438
Dr. Zar Kotlarsic, DO
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (800) 233-2771
Dr. Zetha Sovyanhadi, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244

Conditions Internal Medicine providers in Pasadena, 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 Pasadena, California?

There are 138 Internal Medicine providers with active NPI records practicing in Pasadena, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Pasadena received drug or device company payments?

65 of 138 (47%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Pasadena treat?

Internal Medicine providers in Pasadena 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 Pasadena Internal Medicine 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.