Critical Care Doctors (Internal Medicine) in California
Data updated monthly · Last refresh October 2026
730 Critical Care Medicine (Internal Medicine) providers practice in California, including 165 (23%) offering telehealth. The largest concentration is in San Diego. 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.
730providers
165telehealth
San Diegotop city
Critical Care Medicine (Internal Medicine) by city in California
Choose a city to see providers there.
Critical Care Medicine (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. Amir Ghiassi, M.D.Orange, CA · $2,849 in drug and device payments (2025) ·
(714) 633-9111 Dr. Bassam Yaghmour, M.D.Orange, CA · $76,306 in drug and device payments (2025) · Telehealth ·
(714) 456-8888 Dr. Desmond Sjauwfoekloy, MD Dr. Dinora Chinchilla, MDOrange, CA · $34 in drug and device payments (2025) · Telehealth ·
(714) 880-7812 Dr. Huawei Dong, M.D.Orange, CA · $14,423 in drug and device payments (2025) · Telehealth ·
(714) 456-7110 Dr. Hugo Paz Y Mar, M.D.Orange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 880-7812 Dr. Lillian Chow, MDOrange, CA · $9,167 in drug and device payments (2025) · Telehealth ·
(714) 880-7812 Dr. Mark Wylam, M.D.Orange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-7890 Dr. Martin RofaelOrange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-7890 Dr. Nikita DesaiOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-8888 Dr. Richard Lee, MDOrange, CA · $24 in drug and device payments (2025) · Telehealth ·
(267) 257-5416 Dr. Shahid Hayat, M.D.Orange, CA · $3,268 in drug and device payments (2025) ·
(714) 361-6600 Dr. Steven Leven, MDOrange, CA · No drug or device payments recorded (2025) ·
(562) 884-3783 Dr. Sudhir Rajan, M.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-5150 Dr. Timmy Cheng, M.D.Orange, CA · $1,064 in drug and device payments (2025) · Telehealth ·
(714) 456-7890 Dr. Laurence Seaman, MDOroville, CA · No drug or device payments recorded (2025) ·
(530) 532-8648 Dr. Bennyson Young So, MD Dr. Brian Sherman, MDOxnard, CA · $34,856 in drug and device payments (2025) · Telehealth ·
(805) 988-2500 Dr. Ioan Puscas, D.O.Oxnard, CA · No drug or device payments recorded (2025) ·
(805) 988-2500 Dr. Jihane Zaza Dit Yafawi, MBBCH Dr. Niusha Damaghi, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(000) 000-0000 Dr. Raj Bhatia, MDOxnard, CA · $639 in drug and device payments (2025) · Telehealth ·
(805) 485-2400 Dr. Waqas Aftab, M.D.Oxnard, CA · No drug or device payments recorded (2025) ·
(000) 000-0000 Dr. Edgar Guzman-suarez, M.D.Palmdale, CA · No drug or device payments recorded (2025) ·
(661) 382-5000 Dr. Hassan Bencheqroun, M.D.Palm Springs, CA · $47 in drug and device payments (2025) · Telehealth ·
(760) 618-1353 Dr. Helen Li Mitchell, MDPalm Springs, CA · No drug or device payments recorded (2025) ·
(760) 323-6511 Dr. Alex Heard, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Craig Zone, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 493-5000 Dr. Cresencio AdamePalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gundeep Dhillon, MDPalo Alto, CA · $2,006 in drug and device payments (2025) ·
(650) 723-4000 Dr. John Stauffer, M.D.Palo Alto, CA · $104 in drug and device payments (2025) ·
(650) 384-8091 Dr. Mansour Alkhunaizi, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 853-2917 Dr. Margaret NeffPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 493-5000 Dr. Sinan SayoodPalo Alto, CA · $47 in drug and device payments (2025) ·
(650) 723-4000 Dr. Ware Kuschner, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 493-5000 Dr. James Wong, MDPasadena, CA · No drug or device payments recorded (2025) ·
(626) 578-7557 Dr. Leo Shum, M.DPasadena, CA · $22 in drug and device payments (2025) ·
(626) 795-1831 Dr. Raakesh Sathya, MD, MPHPasadena, CA · No drug or device payments recorded (2025) ·
(626) 795-5118 Dr. Jeffrey Tobias, MDPetaluma, CA · No drug or device payments recorded (2025) ·
(650) 200-8944 Dr. Manohar Senra, M.D.Pico Rivera, CA · No drug or device payments recorded (2025) ·
(562) 927-6597 Dr. Olena Lineberry, M.D.Placerville, CA · $118 in drug and device payments (2025) · Telehealth ·
(530) 626-9488 Dr. Charisma Kaushik, MDPleasanton, CA · No drug or device payments recorded (2025) ·
(925) 416-3418 Dr. Chirag Pandya, MDPleasanton, CA · $1,408 in drug and device payments (2025) · Telehealth ·
(925) 463-0590 Common questions
How many Critical Care Medicine (Internal Medicine) providers are in California?There are 730 Critical Care Medicine (Internal Medicine) providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Critical Care Medicine (Internal Medicine) providers in California offer telehealth?Yes. 165 of the 730 Critical Care Medicine (Internal Medicine) providers in California (about 23%) report offering telehealth services in CMS data.
Which cities in California have the most Critical Care Medicine (Internal Medicine) providers?San Diego (55), Sacramento (54), Los Angeles (49) have the highest concentration of Critical Care Medicine (Internal Medicine) providers in California.
How many Critical Care Medicine (Internal Medicine) providers in California received drug or device company payments?301 of 730 Critical Care Medicine (Internal Medicine) providers in California (41%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Critical Care Doctors (Internal Medicine) in California work in independent practices or large health systems?Among 540 Critical Care Doctors (Internal Medicine) in California enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 76% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Critical Care Doctors (Internal Medicine) in California work at?According to CMS facility affiliation records, the California hospitals where the most Critical Care Doctors (Internal Medicine) hold privileges are UC San Diego Health Hillcrest - Hillcrest Med Ctr in San Diego; Stanford Health Care in Stanford; Stanford Health Care Tri-Valley in Pleasanton.
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