Vascular & Interventional Radiologists in California
Data updated monthly · Last refresh October 2026
600 Vascular & Interventional Radiology providers practice in California, including 135 (23%) 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.
600providers
135telehealth
Los Angelestop city
Vascular & Interventional Radiology by city in California
Choose a city to see providers there.
Vascular & Interventional Radiology 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. Jemianne Bautista, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1537 Dr. Jessica Hightower, M.D.San Francisco, CA · $173 in drug and device payments (2025) ·
(415) 353-1300 Dr. Joey English, M.D.San Francisco, CA · $121,702 in drug and device payments (2025) · Telehealth ·
(415) 600-0528 Dr. John Harris, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 750-5687 Dr. John Rego, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Kalpana Manral, MDSan Francisco, CA · $459 in drug and device payments (2025) ·
(415) 476-1000 Dr. Kanti Kolli, M.D.San Francisco, CA · $477 in drug and device payments (2025) · Telehealth ·
(415) 353-1300 Dr. Kazim Narsinh, M.D.San Francisco, CA · $9,379 in drug and device payments (2025) · Telehealth ·
(628) 206-8020 Dr. Matthew Howlett, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1000 Dr. Michael Taylor, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 750-5770 Dr. Michelle Barry, MDSan Francisco, CA · $323 in drug and device payments (2025) ·
(415) 833-2000 Dr. Nicholas Fidelman, M.D.San Francisco, CA · $1,642 in drug and device payments (2025) · Telehealth ·
(415) 353-1000 Dr. Olufoladare Olorunsola, M.D.San Francisco, CA · $1,110 in drug and device payments (2025) ·
(415) 600-3232 Dr. Pamela Mallari-ramos, M.D.San Francisco, CA · $780 in drug and device payments (2025) ·
(628) 206-8020 Dr. Paul Sobkin, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1300 Dr. Russell ThompsonSan Francisco, CA · $256 in drug and device payments (2025) ·
(415) 353-1968 Dr. Ryan Kohlbrenner, M.D.San Francisco, CA · $830 in drug and device payments (2025) · Telehealth ·
(415) 353-1300 Dr. Ryan Lokken, M.D., M.P.H.San Francisco, CA · $735 in drug and device payments (2025) · Telehealth ·
(415) 885-7268 Dr. Sara Dastmalchian, M.D.San Francisco, CA · $13,187 in drug and device payments (2025) ·
(415) 353-2573 Dr. Shin Mei ChanSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-3900 Dr. Vishal KumarSan Francisco, CA · $3,132 in drug and device payments (2025) ·
(415) 353-1000 Dr. Warren Kim, M.D., PH.D.San Francisco, CA · $105,864 in drug and device payments (2025) · Telehealth ·
(415) 600-0528 Dr. Xiao Wu, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 325-1968 Dr. Alexander Anavim, MDSan Gabriel, CA · $378 in drug and device payments (2025) ·
(818) 625-4535 Dr. Ajit Nair, M.D.San Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-6370 Dr. Anup Singh, M.D.San Jose, CA · $1,071 in drug and device payments (2025) · Telehealth ·
(408) 371-0728 Dr. Arash Padidar, MDSan Jose, CA · $1,349 in drug and device payments (2025) ·
(408) 918-0405 Dr. David Madwed, MDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 972-7000 Dr. Lindsey Pierce, M.D.San Jose, CA · $81 in drug and device payments (2025) · Telehealth ·
(650) 404-8445 Dr. Mark Sarkisian, MDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 972-7000 Dr. Nhi Vo, MDSan Jose, CA · $924 in drug and device payments (2025) ·
(408) 972-3000 Dr. Paul Cipriano, M.D.San Jose, CA · $272 in drug and device payments (2025) ·
(408) 918-0405 Dr. Rian Holayter, M.D.San Jose, CA · $5,325 in drug and device payments (2025) ·
(408) 918-0405 Dr. Yueh-ju Chung, M.D.San Jose, CA · $35 in drug and device payments (2025) ·
(408) 371-0728 Dr. Zhongxia Hu, M.D.San Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-6370 Dr. Ben Young, M.D.San Leandro, CA · $167 in drug and device payments (2025) ·
(510) 454-1000 Dr. Paul Dybbro, MDSan Leandro, CA · No drug or device payments recorded (2025) ·
(510) 454-4715 Dr. Robert Tartaglione, M.D.San Leandro, CA · No drug or device payments recorded (2025) ·
(510) 454-7300 Dr. Michael Chervonski, M.D.San Luis Obispo, CA · $760 in drug and device payments (2025) ·
(805) 546-7600 Dr. Peter Nguyen, R.T.(R)(VI)(ARRT)San Luis Obispo, CA · No drug or device payments recorded (2025) ·
(805) 543-5353 Dr. Jing Chen, MD, PHDSan Marcos, CA · $1,523 in drug and device payments (2025) ·
(833) 574-2273 Dr. Rahul Somani, M.D.San Ramon, CA · No drug or device payments recorded (2025) ·
(925) 786-1402 Dr. Sean Johnston, M.D., PH.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(805) 300-6761 Dr. Jaywant Parmar, MDSanta Barbar, CA · No drug or device payments recorded (2025) ·
(805) 682-7744 Dr. Laura Traube, M.D., M.P.H.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7984 Dr. Mathew Thomas, M.D.Santa Barbara, CA · $199 in drug and device payments (2025) ·
(805) 560-8111 Dr. Michael Swikehardt, M.D.Santa Barbara, CA · $242 in drug and device payments (2025) ·
(305) 962-2767 Dr. Stuart Braverman, MDSanta Barbara, CA · $240 in drug and device payments (2025) · Telehealth ·
(805) 569-7279 Dr. James Tang, M.D.Santa Clara, CA · $195 in drug and device payments (2025) ·
(408) 851-1000 Dr. John Wu, MDSanta Clara, CA · No drug or device payments recorded (2025) ·
(408) 236-6400 Common questions
How many Vascular & Interventional Radiology providers are in California?There are 600 Vascular & Interventional Radiology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Vascular & Interventional Radiology providers in California offer telehealth?Yes. 135 of the 600 Vascular & Interventional Radiology providers in California (about 23%) report offering telehealth services in CMS data.
Which cities in California have the most Vascular & Interventional Radiology providers?Los Angeles (83), San Diego (43), Sacramento (42) have the highest concentration of Vascular & Interventional Radiology providers in California.
How many Vascular & Interventional Radiology providers in California received drug or device company payments?424 of 600 Vascular & Interventional Radiology providers in California (71%) 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 Vascular & Interventional Radiologists in California work in independent practices or large health systems?Among 460 Vascular & Interventional Radiologists in California enrolled in Medicare, 6% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 78% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Vascular & Interventional Radiologists in California work at?According to CMS facility affiliation records, the California hospitals where the most Vascular & Interventional Radiologists hold privileges are Stanford Health Care in Stanford; Ronald Reagan UCLA Medical Center in Los Angeles; UCSF Medical Center in San Francisco.
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