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. Bradley Schroeder, MD, PHDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 325-1040 Dr. Chinh Phan, D.O.Sacramento, CA · $102,571 in drug and device payments (2025) · Telehealth ·
(916) 734-5959 Dr. Christian Sebat, D.O.Sacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 734-3564 Dr. Daniel Ikeda, M.D.Sacramento, CA · $1,330 in drug and device payments (2025) · Telehealth ·
(916) 325-1040 Dr. Darshan DhinganiSacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 733-3304 Dr. Darshan Sonik, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. David Herbert, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. David Tzeng, M.D.Sacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 734-0779 Dr. Erik Campbell, MDSacramento, CA · $189 in drug and device payments (2025) ·
(916) 453-2640 Dr. Frederick Edward Ramos, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-4821 Dr. Gehan Devendra, MDSacramento, CA · $3,717 in drug and device payments (2025) · Telehealth ·
(916) 973-5000 Dr. Gregory Marelich, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-2000 Dr. Harjinder Gogia, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. Hima Venigandla, D.O.Sacramento, CA · $895 in drug and device payments (2025) · Telehealth ·
(916) 679-3590 Dr. Hugh Black, MDSacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 734-3564 Dr. Imran Aurangzeb, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 679-3590 Dr. Jason Adams, M.D.Sacramento, CA · $102 in drug and device payments (2025) · Telehealth ·
(916) 734-2687 Dr. Jeffrey Kenny, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-3323 Dr. John Lutch, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. John Millar, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 734-3564 Dr. Joseph Cannizzo, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-6850 Dr. Kapil Dhawan, M.D.Sacramento, CA · $959 in drug and device payments (2025) · Telehealth ·
(916) 325-1040 Dr. Karen Scarpa, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-3003 Dr. Katyayini Aribindi, M.D.Sacramento, CA · $1,229 in drug and device payments (2025) · Telehealth ·
(916) 734-4597 Dr. Ken Yoneda, MDSacramento, CA · $25,556 in drug and device payments (2025) ·
(916) 734-3564 Dr. Leslie Littlefield, MDSacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 733-3400 Dr. Loredo Lawsin, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 862-2142 Dr. Mandeep Grewal, M.D.Sacramento, CA · $414 in drug and device payments (2025) · Telehealth ·
(916) 679-3590 Dr. Mason Patel, DOSacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-3400 Dr. Michael Schivo, M.D.Sacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 734-3564 Dr. Michael Thornton, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 734-3566 Dr. Muhammad Afzal, M.D.Sacramento, CA · $249 in drug and device payments (2025) ·
(916) 325-1040 Dr. Nathan Escorial, MDSacramento, CA · $35 in drug and device payments (2025) ·
(916) 733-6850 Dr. Nathaniel Defelice, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 679-3590 Dr. Nathaniel Gordon, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 679-3590 Dr. Ngai Yee, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-2000 Dr. Nicholas Kenyon, M.D.Sacramento, CA · $244 in drug and device payments (2025) · Telehealth ·
(916) 734-3564 Dr. Norman Chow, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-2000 Dr. Petey Laohaburanakit, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-2000 Dr. Reika MiyokawaSacramento, CA · $22 in drug and device payments (2025) · Telehealth ·
(916) 734-2737 Dr. Richard Defelice, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 325-1040 Dr. Richard Kim, M.D.Sacramento, CA · $806 in drug and device payments (2025) · Telehealth ·
(916) 325-1040 Dr. Sabrina Chen, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 688-2000 Dr. Saman Hayatdavoudi, M.D.Sacramento, CA · $1,109 in drug and device payments (2025) · Telehealth ·
(916) 325-1040 Dr. Sean Gunther Maher, MDSacramento, CA · $345 in drug and device payments (2025) ·
(916) 325-1040 Dr. Susan Murin, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 734-3564 Dr. Thomas Bertsch, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 874-9823 Dr. Timothy Albertson, MD, PHD, MPHSacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(916) 734-3564 Dr. Traci Mikasa, DOSacramento, CA · No drug or device payments recorded (2025) ·
(916) 325-1040 Dr. Walter Shakespeare, D.O.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 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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