Cardiothoracic Surgeons in California
Data updated monthly · Last refresh October 2026
641 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers practice in California, including 126 (20%) 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.
641providers
126telehealth
Los Angelestop city
Thoracic Surgery (Cardiothoracic Vascular Surgery) by city in California
Choose a city to see providers there.
Thoracic Surgery (Cardiothoracic Vascular Surgery) 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. Katherine Wood, MDOrange, CA · $46,998 in drug and device payments (2025) ·
(714) 456-3634 Dr. Puneet Dhawan, M.D.Orange, CA · $1,535 in drug and device payments (2025) ·
(714) 997-2224 Dr. Raveendra Morchi, MDOrange, CA · $933 in drug and device payments (2025) · Telehealth ·
(714) 456-6699 Dr. Richard Fischel, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 954-0270 Dr. Richard Gates, MDOrange, CA · No drug or device payments recorded (2025) ·
(714) 997-2224 Dr. Sevak Darbinian, M.D.Orange, CA · $4,320 in drug and device payments (2025) · Telehealth ·
(714) 997-2224 Dr. Sohail Sareh, MDOrange, CA · $5,863 in drug and device payments (2025) · Telehealth ·
(714) 997-2224 Dr. William Thibault, MDOrange, CA · $2,234 in drug and device payments (2025) ·
(714) 997-2224 Dr. Kenneth Lee, M.D.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 325-1202 Dr. Saied Habibipour, M.D.Palm Springs, CA · $355 in drug and device payments (2025) ·
(760) 416-1376 Dr. Steven Gundry, MDPalm Springs, CA · $284,830 in drug and device payments (2025) ·
(760) 323-5553 Dr. William Ostermiller, M.D.Palm Springs, CA · No drug or device payments recorded (2025) ·
(760) 418-1376 Dr. Aboubakr Hasan, MD, MSPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Ahmad Tarakji, M.D.Palo Alto, CA · $763 in drug and device payments (2025) ·
(886) 600-2273 Dr. Aiman Alassar, MD, PHDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 387-1866 Dr. Albert Pedroza, MDPalo Alto, CA · $243 in drug and device payments (2025) ·
(714) 609-1924 Dr. Alexander ReedPalo Alto, CA · $266 in drug and device payments (2025) ·
(650) 723-5771 Dr. Amelia Watkins, MDPalo Alto, CA · $4,964 in drug and device payments (2025) ·
(650) 723-4000 Dr. Anson Lee, M.D.Palo Alto, CA · $948 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Antonio Amodeo, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 498-2738 Dr. Arvind Bishnoi, MDPalo Alto, CA · $970 in drug and device payments (2025) ·
(650) 497-8000 Dr. Benjamin Shou, MDPalo Alto, CA · $369 in drug and device payments (2025) ·
(650) 723-4000 Dr. Billie-jean Martin, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Brandon Guenthart, MDPalo Alto, CA · $586 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Chawannuch Ruaengsri, MDPalo Alto, CA · $124,889 in drug and device payments (2025) ·
(650) 723-4000 Dr. Douglas Liou, M.D.Palo Alto, CA · $2,541 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Elan Burton, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Frank Hanley, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Glenn Pelletier, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Hiroo Kinami, MDPalo Alto, CA · $10,613 in drug and device payments (2025) ·
(650) 497-8000 Dr. Irmina Elliott, MDPalo Alto, CA · $249 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Jack Boyd, MDPalo Alto, CA · $3,000 in drug and device payments (2025) ·
(650) 723-4000 Dr. James Fann, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 858-3917 Dr. John Lamberti, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. John Macarthur, M.D.Palo Alto, CA · $5,169 in drug and device payments (2025) ·
(650) 723-4000 Dr. Joseph Shrager, MDPalo Alto, CA · $2,653 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Leah Backhus, M.D.Palo Alto, CA · $17,126 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Maria Currie, MD, PHDPalo Alto, CA · $1,143 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Mark Berry, MDPalo Alto, CA · $123 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Michael Fischbein, M.D., PHDPalo Alto, CA · $398 in drug and device payments (2025) ·
(650) 723-4000 Dr. Michael Ma, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Natalie Lui, M.D.Palo Alto, CA · $4,297 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Olaf Reinhartz, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Patpilai Kasinpila, M.D.Palo Alto, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 723-4000 Dr. Pei Tsau, MDPalo Alto, CA · $268 in drug and device payments (2025) · Telehealth ·
(650) 853-5745 Dr. Richard Mainwaring, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Dr. Shaun Setty, M.D.Palo Alto, CA · $10,713 in drug and device payments (2025) ·
(650) 497-8000 Dr. Teimour Nasirov, MDPalo Alto, CA · No drug or device payments recorded (2025) ·
(650) 497-8000 Common questions
How many Thoracic Surgery (Cardiothoracic Vascular Surgery) providers are in California?There are 641 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California offer telehealth?Yes. 126 of the 641 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California (about 20%) report offering telehealth services in CMS data.
Which cities in California have the most Thoracic Surgery (Cardiothoracic Vascular Surgery) providers?Los Angeles (102), San Francisco (48), Palo Alto (42) have the highest concentration of Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California.
How many Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California received drug or device company payments?403 of 641 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California (63%) 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 Cardiothoracic Surgeons in California work in independent practices or large health systems?Among 375 Cardiothoracic Surgeons in California enrolled in Medicare, 12% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 71% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Cardiothoracic Surgeons in California work at?According to CMS facility affiliation records, the California hospitals where the most Cardiothoracic Surgeons hold privileges are Stanford Health Care in Stanford; Cedars-Sinai Medical Center in Los Angeles; Ronald Reagan UCLA Medical Center in Los Angeles.
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