Internal Medicine Doctors in California
Data updated monthly · Last refresh October 2026
17,715 Internal Medicine providers practice in California, including 4,245 (24%) offering telehealth. The largest concentration is in Los Angeles. 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.
17,715providers
4,245telehealth
Los Angelestop city
Internal Medicine by city in California
Choose a city to see providers there.
Internal 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. Aifra Ahmed, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 499-6400 Dr. Ai Pham, M.D.Fresno, CA · No drug or device payments recorded (2025) · Telehealth ·
(559) 499-6500 Dr. Ajit Khaira, MDFresno, CA · $1,522 in drug and device payments (2025) ·
(559) 233-0933 Dr. Alan Cohen, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 225-6100 Dr. Alan Kelton, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 320-1090 Dr. Alejandro Torres, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 450-5375 Dr. Ali Fayed, MDFresno, CA · $71 in drug and device payments (2025) · Telehealth ·
(559) 445-1251 Dr. Amandeep Singh, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 228-5492 Dr. Amardeep Aulakh, D.O.Fresno, CA · $9,882 in drug and device payments (2025) · Telehealth ·
(559) 326-1222 Dr. Amtinder Batth, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 228-5400 Dr. Andrew Gabriel, DOFresno, CA · No drug or device payments recorded (2025) ·
(559) 433-8000 Dr. Anita Sivasubramanian, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 446-0409 Dr. Ankur Kumar DasFresno, CA · No drug or device payments recorded (2025) ·
(559) 228-4222 Dr. Anshu Varma, MDFresno, CA · $270 in drug and device payments (2025) · Telehealth ·
(559) 320-1090 Dr. Antonis Antoniou, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 448-4500 Dr. Anupama Poliyedath, MDFresno, CA · $172 in drug and device payments (2025) · Telehealth ·
(559) 450-4463 Dr. Apar KarkiFresno, CA · No drug or device payments recorded (2025) ·
(559) 459-4502 Dr. Ara Soghomonian, MDFresno, CA · $1,077 in drug and device payments (2025) ·
(559) 264-8642 Dr. Arman Kalamkarian, MDFresno, CA · $327 in drug and device payments (2025) · Telehealth ·
(559) 478-5080 Dr. Armen Bedrosian, M.D. Dr. Armyn Anne Carbonell, M.D.Fresno, CA · $592 in drug and device payments (2025) · Telehealth ·
(559) 437-7380 Dr. Asha Pritpal Sidhu, MD Dr. Ashenafi Legesse, M.DFresno, CA · No drug or device payments recorded (2025) ·
(559) 664-4000 Dr. Ashleigh Wong, DOFresno, CA · No drug or device payments recorded (2025) ·
(559) 499-6500 Dr. Ashley Nelson, M.D.Fresno, CA · $1,352 in drug and device payments (2025) · Telehealth ·
(559) 450-2630 Dr. Asma Chattha, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 448-4154 Dr. Asseel Albayati, MDFresno, CA · $2,506 in drug and device payments (2025) ·
(559) 459-6000 Dr. Avanti Vigg, M.D.Fresno, CA · $114 in drug and device payments (2025) · Telehealth ·
(559) 450-4463 Dr. Bahareh Askari-atapour, MDFresno, CA · No drug or device payments recorded (2025) · Telehealth ·
(559) 450-4463 Dr. Bakht Rahman, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 603-7367 Dr. Baljeet Sidhu, M.D.Fresno, CA · $130 in drug and device payments (2025) · Telehealth ·
(559) 431-7810 Dr. Bao Nguyen, M.D.Fresno, CA · $86 in drug and device payments (2025) · Telehealth ·
(559) 478-7017 Dr. Bashar Tanous, MBCHBFresno, CA · No drug or device payments recorded (2025) ·
(559) 499-6500 Dr. Bela Dhillon, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 225-6100 Dr. Ben Rasmussen, DOFresno, CA · No drug or device payments recorded (2025) · Telehealth ·
(559) 499-6400 Dr. Bing Shen, D.O.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 801-6575 Dr. Bradley Ellis, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 603-7378 Dr. Brandon NguyenFresno, CA · No drug or device payments recorded (2025) ·
(559) 499-6400 Dr. Brenda Berry, MDFresno, CA · No drug or device payments recorded (2025) ·
(559) 431-2397 Dr. Brittanie Touma, DOFresno, CA · No drug or device payments recorded (2025) ·
(559) 499-6500 Dr. Camille Clarke, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 457-5200 Dr. Carissa Wilkins, DOFresno, CA · $1,166 in drug and device payments (2025) · Telehealth ·
(559) 437-7380 Dr. Carol BattikhaFresno, CA · No drug or device payments recorded (2025) ·
(559) 450-3000 Conditions Internal Medicine providers in 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 California?There are 17,715 Internal Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in California offer telehealth?Yes. 4,245 of the 17,715 Internal Medicine providers in California (about 24%) report offering telehealth services in CMS data.
Which cities in California have the most Internal Medicine providers?Los Angeles (1,417), San Francisco (1,322), San Diego (970) have the highest concentration of Internal Medicine providers in California.
How many Internal Medicine providers in California received drug or device company payments?5,614 of 17,715 Internal Medicine providers in California (32%) 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 California treat?Internal Medicine providers 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 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.
Do most Internal Medicine Doctors in California work in independent practices or large health systems?Among 10,847 Internal Medicine Doctors in California enrolled in Medicare, 20% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 67% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Internal Medicine Doctors hold privileges are Stanford Health Care in Stanford; UCSF Medical Center in San Francisco; Ronald Reagan UCLA Medical Center in Los Angeles.
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