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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) in San Diego55 providers
Critical Care Medicine (Internal Medicine) in Sacramento54 providers
Critical Care Medicine (Internal Medicine) in Los Angeles49 providers
Critical Care Medicine (Internal Medicine) in Stanford41 providers
Critical Care Medicine (Internal Medicine) in San Francisco36 providers
Critical Care Medicine (Internal Medicine) in La Jolla28 providers
Critical Care Medicine (Internal Medicine) in Riverside23 providers
Critical Care Medicine (Internal Medicine) in Orange21 providers
Critical Care Medicine (Internal Medicine) in San Jose21 providers
Critical Care Medicine (Internal Medicine) in Oakland21 providers
Critical Care Medicine (Internal Medicine) in Loma Linda19 providers
Critical Care Medicine (Internal Medicine) in Walnut Creek17 providers
Critical Care Medicine (Internal Medicine) in Fresno15 providers
Critical Care Medicine (Internal Medicine) in Modesto15 providers
Critical Care Medicine (Internal Medicine) in Torrance13 providers
Critical Care Medicine (Internal Medicine) in West Hollywood10 providers
Critical Care Medicine (Internal Medicine) in Santa Rosa10 providers
Critical Care Medicine (Internal Medicine) in Duarte10 providers
Critical Care Medicine (Internal Medicine) in Palo Alto9 providers
Critical Care Medicine (Internal Medicine) in Oxnard9 providers
Critical Care Medicine (Internal Medicine) in Roseville8 providers
Critical Care Medicine (Internal Medicine) in Redding7 providers
Critical Care Medicine (Internal Medicine) in Monterey Park6 providers
Critical Care Medicine (Internal Medicine) in Santa Maria6 providers

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. Samuel Baker
Modesto, CA · $15 in drug and device payments (2025) · (209) 521-9661
Dr. Simrandeep Khanuja, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 569-7408
Dr. Thomas Wallace, M.D.
Modesto, CA · $68 in drug and device payments (2025) · (209) 576-3525
Dr. Walid Salihi, DO
Modesto, CA · $26 in drug and device payments (2025) · Telehealth · (209) 521-6097
Dr. Ylaine Rose Aldeguer, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 524-1211
Dr. Iqbal Mirza, MD
Monterey, CA · $81 in drug and device payments (2025) · (831) 624-5311
Dr. Sky Vanderburg, M.D.
Monterey, CA · $92 in drug and device payments (2025) · Telehealth · (831) 333-3040
Dr. Steven Packer, M.D.
Monterey, CA · No drug or device payments recorded (2025) · (831) 625-2450
Dr. Jeffrey Chen, D.O.
Monterey Park, CA · $2,149 in drug and device payments (2025) · Telehealth · (626) 280-4393
Dr. Jeng-jong Liao, MD
Monterey Park, CA · $622 in drug and device payments (2025) · (626) 280-4393
Dr. Stephen Chen, MD
Monterey Park, CA · $72,216 in drug and device payments (2025) · Telehealth · (626) 280-4393
Dr. Steve Tseng, D.O.
Monterey Park, CA · $20 in drug and device payments (2025) · Telehealth · (626) 280-4393
Dr. Than Kyaw, M.D
Monterey Park, CA · $1,856 in drug and device payments (2025) · Telehealth · (626) 280-4393
Dr. William Chang, MD
Monterey Park, CA · $2,110 in drug and device payments (2025) · Telehealth · (626) 280-4393
Dr. Luqman Nasouf
Moreno Valley, CA · No drug or device payments recorded (2025) · (310) 408-9794
Dr. Jonathan Hootman, MD
Mountain View, CA · No drug or device payments recorded (2025) · (507) 239-2156
Dr. Gary Herfindahl, M.D.
Mount Shasta, CA · No drug or device payments recorded (2025) · (530) 926-3161
Dr. Brian Tabila, M.D.
National City, CA · $494 in drug and device payments (2025) · (619) 472-4900
Dr. Antony Awad, DO, MS
Newport Beach, CA · No drug or device payments recorded (2025) · (949) 564-5379
Dr. Bhavini Jaiswal, M.D
Newport Beach, CA · No drug or device payments recorded (2025) · (480) 227-1318
Dr. John Guthrie
Newport Beach, CA · No drug or device payments recorded (2025) · (949) 764-6874
Dr. Steven Lin, M.D.
Newport Beach, CA · No drug or device payments recorded (2025) · (949) 764-6876
Dr. Usman Shah, MD
Newport Beach, CA · $147 in drug and device payments (2025) · (949) 764-6876
Dr. Sasan Sani, M.D.
Northridge, CA · $3,161 in drug and device payments (2025) · Telehealth · (818) 366-2977
Dr. Jacob Adams, DO
Novato, CA · $390 in drug and device payments (2025) · (415) 209-1300
Dr. Robert Newbury, MD
Novato, CA · No drug or device payments recorded (2025) · (415) 897-9664
Dr. Ananse Taharka, MD
Oakland, CA · $118 in drug and device payments (2025) · (510) 752-1000
Dr. Ashil Panchal
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-6555
Dr. Barbara Stumpf, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Bryon Quick, MD
Oakland, CA · $36 in drug and device payments (2025) · (510) 752-1000
Dr. Colin Feeney, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4323
Dr. Constantina Master, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Faith Mccormack, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 869-8660
Dr. Garima Gupta, D.O., M.P.H.
Oakland, CA · $823 in drug and device payments (2025) · (510) 869-6883
Dr. Hesam Tavakoli
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-5039
Dr. Kavya Voleti
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-5039
Dr. Leena Jalota, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 465-6800
Dr. Marketa Dolnik, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Neha Ahuja, MD
Oakland, CA · $129 in drug and device payments (2025) · (510) 465-6800
Dr. Ryan Anderson, M.D.
Oakland, CA · $790 in drug and device payments (2025) · Telehealth · (510) 465-6800
Dr. Ryan Pavlovich, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Sachin Gupta, M.D.
Oakland, CA · $254 in drug and device payments (2025) · (650) 763-7791
Dr. Sonya Sidhu, MD
Oakland, CA · $226 in drug and device payments (2025) · (510) 437-5039
Dr. Stanton Siu, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Steven Sackrin, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4323
Dr. Valentine Ifeacho, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 465-6800
Dr. Yoshita Shroff, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 869-6883
Dr. Ian Butler, MD
Oceanside, CA · $17 in drug and device payments (2025) · (760) 941-0221
Dr. Herbert Rogove, DO
Ojai, CA · No drug or device payments recorded (2025) · (949) 307-8288
Dr. Adithya Cattamanchi, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812

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.

Related reading on HealthcareDiscovery.AI

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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. Are you a Critical Care Medicine (Internal Medicine) in California? Get featured.