Internal Medicine in Orange, California
Data updated monthly · Last refresh September 2026
188 Internal Medicine providers practice in Orange, and 40% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Orange
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. Melody Esmaeili Ghahfarokhi, MD, PHD Dr. Michael Del JuncoOrange, CA · $313 in drug and device payments (2025) · Telehealth ·
(714) 919-8141 Dr. Michael Mullaney, M.D. Dr. Michael Tedaldi, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-6693 Dr. Millie AroraOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Mitchell Edwards, D.O.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Mohamad Albouidani, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 539-3100 Dr. Mohammad Ahmed-khan, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Nadia Elihu, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 361-6600 Dr. Omar Nagy, DOOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Parinaz Abiri, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Patrick Mulroy, D.O.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Paul Matthew Cabugao, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Philip Wong, MDOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8068 Dr. Pravin Sharma, M.D.Orange, CA · $1,426 in drug and device payments (2025) ·
(714) 771-2800 Dr. Priya Shah, M.D.Orange, CA · $1,944 in drug and device payments (2025) · Telehealth ·
(714) 771-5700 Dr. Punit Bavishi, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Quyen Ngo-metzger, MD Dr. Rachael WongOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Rajsree Nambudripad, MD Dr. Ralph Cygan, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8068 Dr. Ramy Sidhom, M.D.Orange, CA · $3,000 in drug and device payments (2025) ·
(714) 456-8874 Dr. Randolph Tingle, DOOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Ray Quy, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Reema PatelOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Richard Khanal, MDOrange, CA · No drug or device payments recorded (2025) ·
(949) 515-5210 Dr. Roderick Eguilos, DOOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Romilla Batra, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8068 Dr. Ronald Daoud, M.D.Orange, CA · $2,854 in drug and device payments (2025) · Telehealth ·
(707) 339-8802 Dr. Rowis Sous, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Roy Herndon, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 835-6042 Dr. Ruby Chien, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Saeed Zanjani, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 637-4485 Dr. Sai ShahOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5691 Dr. Sandy HannaOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Sanjay Reddy, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8068 Dr. San Lee, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 639-9401 Dr. Sarah Stanowicz, M.D. Dr. Sasan Salmi, M.D.Orange, CA · $873 in drug and device payments (2025) · Telehealth ·
(714) 285-2311 Dr. Seogeun HongOrange, CA · $2,293 in drug and device payments (2025) · Telehealth ·
(714) 361-6600 Conditions Internal Medicine providers in Orange, 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Orange, California?There are 188 Internal Medicine providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Orange received drug or device company payments?76 of 188 (40%) 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 Orange treat?Internal Medicine providers in Orange 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 Orange Internal Medicine across California