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. Palash Aiyer, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3501 Dr. Paul Lapunzina, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Peter Anastassiou, M.D.San Francisco, CA · $83 in drug and device payments (2025) · Telehealth ·
(415) 600-7860 Dr. Peter Kouretas, MDSan Francisco, CA · $293 in drug and device payments (2025) ·
(415) 476-3535 Dr. Pratap Mukherjee, M.D, M.SSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-7924 Dr. Preben Brandenhoff, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 823-1954 Dr. Rajesh Sekar, M.D., PH.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(414) 476-3501 Dr. Ramin Beygui, MDSan Francisco, CA · $1,811 in drug and device payments (2025) · Telehealth ·
(415) 353-8890 Dr. Richard Richter, MDSan Francisco, CA · $25 in drug and device payments (2025) ·
(415) 833-2000 Dr. Robert Ellis, M.D.San Francisco, CA · $105 in drug and device payments (2025) ·
(415) 386-4640 Dr. Russell Woo, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 923-3004 Dr. Shunji Sano, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3535 Dr. Teng Lee, M.D.San Francisco, CA · $1,592 in drug and device payments (2025) · Telehealth ·
(415) 476-1000 Dr. Vadiyala ReddySan Francisco, CA · $16 in drug and device payments (2025) ·
(415) 885-7268 Dr. Vicken Melikian, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Vinod Sebastian, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3501 Dr. Virginia Litle, MDSan Francisco, CA · $355 in drug and device payments (2025) · Telehealth ·
(415) 537-8600 Dr. Jairo Espinosa, MDSan Gabriel, CA · $4,607 in drug and device payments (2025) ·
(626) 308-3800 Dr. Kg Romine, M.D.San Jose, CA · No drug or device payments recorded (2025) ·
(408) 691-0070 Dr. Michael Nathanson, MD, PHDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-5000 Dr. Raymond Silva, MDSan Jose, CA · $167 in drug and device payments (2025) ·
(408) 559-1018 Dr. Sang Lee, M.D.San Jose, CA · $2,298 in drug and device payments (2025) ·
(408) 920-0177 Dr. Isaac Choy, M.D.San Leandro, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Thomas Tung, M.D.San Leandro, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Alaa Afifi, MDSanta Ana, CA · $462 in drug and device payments (2025) · Telehealth ·
(714) 973-9903 Dr. Peter Wawro, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-4442 Dr. Cary Conyers, MDSanta Barbara, CA · No drug or device payments recorded (2025) ·
(805) 962-1822 Dr. Michael Paulsen, M.D.Santa Barbara, CA · $515 in drug and device payments (2025) ·
(805) 563-7001 Dr. Peter Baay, MDSanta Barbara, CA · $1,052 in drug and device payments (2025) · Telehealth ·
(805) 563-7001 Dr. Alexander Moskovitz, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 851-1000 Dr. Alex Dalal, MDSanta Clara, CA · $21 in drug and device payments (2025) ·
(408) 851-1000 Dr. Amod Tendulkar, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 851-3779 Dr. Hanjay Wang, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 851-3780 Dr. Richard Bloom, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 851-1000 Dr. Shawn Purnell, M.D.Santa Clara, CA · $167 in drug and device payments (2025) ·
(408) 851-3780 Dr. Sumanth Kidambi, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 568-0043 Dr. Bilal Shafi, MDSanta Cruz, CA · $40,915 in drug and device payments (2025) · Telehealth ·
(831) 458-6240 Dr. Noel Fishman, M.D.Santa Cruz, CA · No drug or device payments recorded (2025) ·
(831) 477-2350 Dr. Surindra Mitruka, MDSanta Cruz, CA · No drug or device payments recorded (2025) ·
(831) 458-6288 Dr. James Zalez, MDSanta Monica, CA · No drug or device payments recorded (2025) ·
(310) 828-3209 Dr. John Robertson, MDSanta Monica, CA · $57 in drug and device payments (2025) ·
(310) 829-8618 Dr. Kathy Magliato, MDSanta Monica, CA · No drug or device payments recorded (2025) ·
(310) 829-8618 Dr. Manuel Estioko, MDSanta Monica, CA · No drug or device payments recorded (2025) ·
(310) 829-8618 Dr. Philippe Lemoine, MDSanta Monica, CA · $207 in drug and device payments (2025) ·
(310) 303-5071 Dr. Robert Mckenna, M.D.Santa Monica, CA · No drug or device payments recorded (2025) ·
(310) 829-8618 Dr. James O'dorisio, M.D.Santa Rosa, CA · $803 in drug and device payments (2025) ·
(707) 578-3000 Dr. Joseph Cohn, MDSanta Rosa, CA · No drug or device payments recorded (2025) ·
(707) 480-8702 Dr. Keith Korver, M.D.Santa Rosa, CA · $20 in drug and device payments (2025) ·
(707) 569-7860 Dr. Ramzi Deeik, M.D.Santa Rosa, CA · $618 in drug and device payments (2025) ·
(707) 255-8825 Dr. Louis Zanger, M.D.Saratoga, CA · No drug or device payments recorded (2025) ·
(408) 867-3645 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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