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. Abigail Fong, MDSouth Pasadena, CA · $3,697 in drug and device payments (2025) · Telehealth ·
(626) 396-2900 Dr. Loretta Erhunmwunsee, M.D.South Pasadena, CA · $1,246 in drug and device payments (2025) ·
(626) 396-2900 Dr. James Morris, MDSouth San Francisco, CA · No drug or device payments recorded (2025) ·
(650) 742-2000 Dr. Abdulaziz Alkhaldi, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-7103 Dr. Anil Dharmapuram, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Bruce Reitz, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Carol Chen, MDStanford, CA · $2,470 in drug and device payments (2025) ·
(650) 723-4000 Dr. Chuong Hoang, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-0424 Dr. David Miller, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Gabriel Amir, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-7103 Dr. Hon Lee, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 206-0914 Dr. Katherine Verdi, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Konstantinos Spiliotopoulos, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 384-9309 Dr. Lillian Tsai, MDStanford, CA · $522 in drug and device payments (2025) · Telehealth ·
(650) 723-4000 Dr. Manan Desai, MDStanford, CA · $286 in drug and device payments (2025) ·
(650) 725-4497 Dr. Michael Salna, MDStanford, CA · $11,594 in drug and device payments (2025) · Telehealth ·
(650) 723-5771 Dr. Minh Quan Vu, MDStanford, CA · $337 in drug and device payments (2025) ·
(650) 723-4000 Dr. Philip Oyer, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 725-3828 Dr. Richard-tien Ha, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Robert Mitchell, M.D.Stanford, CA · $353 in drug and device payments (2025) ·
(650) 498-5710 Dr. Robert Robbins, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Sabina Guenther, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 387-1866 Dr. Terrence Pong, M.D., PH.D.Stanford, CA · $413 in drug and device payments (2025) ·
(617) 710-0918 Dr. Tobias Deuse, M.D.Stanford, CA · $88 in drug and device payments (2025) · Telehealth ·
(650) 723-5771 Dr. Walter Cannon, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Yuanjia Zhu, MDStanford, CA · $47 in drug and device payments (2025) ·
(650) 723-4000 Dr. Donald Stowell, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 948-1234 Dr. Gamal Marey, M.D.Stockton, CA · $208 in drug and device payments (2025) ·
(209) 242-7098 Dr. Isam Felahy, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 466-3457 Dr. James Morrissey, MDStockton, CA · $1,935 in drug and device payments (2025) ·
(209) 948-1234 Dr. Jerome Mcdonald, MDStockton, CA · $1,230 in drug and device payments (2025) ·
(209) 946-6800 Dr. John Overton, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 851-3883 Dr. Minghui Liu, MD, PHDStockton, CA · $39 in drug and device payments (2025) ·
(209) 242-7098 Dr. Sam Ebrahimi, MDTarzana, CA · $24,000 in drug and device payments (2025) ·
(818) 422-5322 Dr. Aamir Shah, MDThousand Oaks, CA · $316 in drug and device payments (2025) ·
(805) 852-8100 Dr. Asvin Ganapathi, M.D.Thousand Oaks, CA · $1,564 in drug and device payments (2025) ·
(805) 852-9100 Dr. Gholam Mohammadzadeh, MDThousand Oaks, CA · $464 in drug and device payments (2025) ·
(805) 379-6717 Dr. Gregory Fontana, M.D.Thousand Oaks, CA · $133,084 in drug and device payments (2025) ·
(805) 852-9100 Dr. Irsa Hasan, MDThousand Oaks, CA · $7,212 in drug and device payments (2025) ·
(805) 852-9100 Dr. Nels CarrollThousand Oaks, CA · $4,258 in drug and device payments (2025) ·
(805) 852-9100 Dr. Philip Faraci, M.D.Thousand Oaks, CA · $309 in drug and device payments (2025) ·
(805) 852-9100 Dr. Simon Maltais, MDThousand Oaks, CA · $2,411 in drug and device payments (2025) · Telehealth ·
(805) 852-9100 Dr. Jay La Bourene, MDTiburon, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Christopher Leach, MDTorrance, CA · No drug or device payments recorded (2025) ·
(608) 397-4488 Dr. John Stoneburner, M.D.Torrance, CA · $614 in drug and device payments (2025) ·
(310) 378-7373 Dr. Joseph Carey, M.D.Torrance, CA · $101 in drug and device payments (2025) ·
(310) 540-1011 Dr. Kelsey Gray, M.D.Torrance, CA · $36,993 in drug and device payments (2025) ·
(310) 222-2700 Dr. Li Poa, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 303-5063 Dr. Timothy Vannatta, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 222-5026 Dr. Curtis Wozniak, M.D.Travis Afb, CA · No drug or device payments recorded (2025) · Telehealth ·
(801) 581-4121 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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