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. Joshua Boys, M.D.San Diego, CA · $1,577 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Joshua Kindelan, M.D.San Diego, CA · $77 in drug and device payments (2025) ·
(619) 532-9140 Dr. Karl Limmer, M.DSan Diego, CA · $6,712 in drug and device payments (2025) ·
(858) 939-7471 Dr. Mark Mitchell, MDSan Diego, CA · $113 in drug and device payments (2025) · Telehealth ·
(619) 905-9605 Dr. Mark Onaitis, MDSan Diego, CA · $9,171 in drug and device payments (2025) · Telehealth ·
(858) 657-7777 Dr. Michael Madani, MDSan Diego, CA · $1,256 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Mohamed Hassanein, M.D. PH.D. M.P.H.San Diego, CA · $1,106 in drug and device payments (2025) ·
(858) 939-7471 Dr. Mohammad Islami Manuchehry, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 297-5600 Dr. Naohide Sakakibara, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-7777 Dr. Patricia Thistlethwaite, MD/PHDSan Diego, CA · $86 in drug and device payments (2025) · Telehealth ·
(619) 543-7777 Dr. Riyad Tarazi, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 228-3929 Dr. Robert Adamson, M.D.San Diego, CA · $50 in drug and device payments (2025) ·
(858) 939-7471 Dr. Seemal Mumtaz, M.D.San Diego, CA · $1,574 in drug and device payments (2025) · Telehealth ·
(619) 421-1111 Dr. Srujan Ganta, MDSan Diego, CA · $30 in drug and device payments (2025) ·
(858) 966-8030 Dr. Stuart Jamieson, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-7478 Dr. Tara Karamlou, MDSan Diego, CA · $153 in drug and device payments (2025) ·
(858) 966-8030 Dr. Vamsi Aribindi, MDSan Diego, CA · $3,372 in drug and device payments (2025) ·
(800) 926-8273 Dr. Vanjah Norman, MDSan Diego, CA · $19 in drug and device payments (2025) ·
(858) 939-7471 Dr. Walter Dembitsky, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 939-7471 Dr. Adeel Rehman, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3501 Dr. Ahmad Sheikh, MDSan Francisco, CA · $111 in drug and device payments (2025) ·
(415) 833-2000 Dr. Alexander Yap, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(650) 922-5141 Dr. Amy Fiedler, M.D.San Francisco, CA · $28,205 in drug and device payments (2025) · Telehealth ·
(415) 353-1606 Dr. Andrew Akcelik, MDSan Francisco, CA · $3,264 in drug and device payments (2025) ·
(415) 476-1000 Dr. Armita KabirpourSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1606 Dr. Brett Sheridan, MDSan Francisco, CA · $10,893 in drug and device payments (2025) · Telehealth ·
(415) 600-5780 Dr. Brian Cain, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-3800 Dr. Brittany Abt, MDSan Francisco, CA · $1,003 in drug and device payments (2025) ·
(415) 353-1606 Dr. Conrad Vial, M.D.San Francisco, CA · $445 in drug and device payments (2025) · Telehealth ·
(415) 600-5780 Dr. David Jablons, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 885-3882 Dr. Eddie Tang, M.D.San Francisco, CA · $23 in drug and device payments (2025) ·
(415) 387-9992 Dr. Edward Yee, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 706-7576 Dr. Elaine Tseng, M.D.San Francisco, CA · $2,997 in drug and device payments (2025) ·
(415) 221-4810 Dr. G. AverySan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-5780 Dr. Gavitt Woodard, M.D.San Francisco, CA · $58,785 in drug and device payments (2025) · Telehealth ·
(415) 476-1239 Dr. Glenn Egrie, MDSan Francisco, CA · $2,618 in drug and device payments (2025) · Telehealth ·
(415) 600-5780 Dr. Gopinath Perumal, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3501 Dr. Hugh Mason, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Jason Smith, M.D.San Francisco, CA · $14,035 in drug and device payments (2025) · Telehealth ·
(415) 353-1606 Dr. J Hill, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1606 Dr. Julia Gotte, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-8890 Dr. Keith Flachsbart, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Mario Pompili, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Mariya Samoylova, M.D.San Francisco, CA · $1,558 in drug and device payments (2025) ·
(415) 502-2199 Dr. Marko Boskovski, M.D.San Francisco, CA · $8,620 in drug and device payments (2025) · Telehealth ·
(415) 353-1616 Dr. Merrill Bronstein, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 752-1500 Dr. Michael Mann, MDSan Francisco, CA · No drug or device payments recorded (2025) · Telehealth ·
(415) 353-1660 Dr. Michael SmallSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 923-3866 Dr. Naveen SwamiSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3535 Dr. Nora Burgess, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 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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