Interventional Pain Medicine Doctors in California
Data updated monthly · Last refresh October 2026
218 Interventional Pain Medicine providers practice in California, including 98 (45%) 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.
218providers
98telehealth
Los Angelestop city
Interventional Pain Medicine by city in California
Choose a city to see providers there.
Interventional Pain Medicine 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. Balaji Charlu, MDNewport Beach, CA · $843 in drug and device payments (2025) · Telehealth ·
(949) 722-7038 Dr. John Petraglia, M.D.Newport Beach, CA · No drug or device payments recorded (2025) ·
(949) 474-7246 Dr. Michael Shahbazian, M.D.Newport Beach, CA · $20 in drug and device payments (2025) · Telehealth ·
(949) 207-9494 Dr. Oran Mehrnia, DONewport Beach, CA · No drug or device payments recorded (2025) ·
(805) 404-3696 Dr. Sten Kramer, MDNewport Beach, CA · $1,248 in drug and device payments (2025) · Telehealth ·
(949) 720-1944 Dr. Johannes Ramirez, MDNorthridge, CA · No drug or device payments recorded (2025) ·
(818) 626-8955 Dr. Brooke Towne, M.D.Oceanside, CA · $1,846 in drug and device payments (2025) · Telehealth ·
(760) 941-7336 Dr. Andrew Germanovich, D.O., M.S.Orange, CA · $2,312 in drug and device payments (2025) ·
(657) 210-4096 Dr. Daniel Le, M.D.Orange, CA · $214 in drug and device payments (2025) · Telehealth ·
(714) 634-4567 Dr. Standiford Helm, M.D.Orange, CA · $6,542 in drug and device payments (2025) ·
(714) 880-7812 Dr. Matthew Doty, D.O.Oroville, CA · $229 in drug and device payments (2025) ·
(530) 538-5620 Dr. Kevin Kohan, D.O.Palmdale, CA · $858 in drug and device payments (2025) · Telehealth ·
(661) 267-6876 Dr. Rohit ChoudharyPalmdale, CA · $231 in drug and device payments (2025) · Telehealth ·
(661) 267-6876 Dr. Dilangani Ratnayake, MDPalm Desert, CA · $245 in drug and device payments (2025) · Telehealth ·
(760) 895-4280 Dr. Alexander Sable-smith, MDPalo Alto, CA · $142 in drug and device payments (2025) ·
(650) 223-6400 Dr. Sarah O'brien, M.D.Panorama City, CA · No drug or device payments recorded (2025) · Telehealth ·
(818) 375-4100 Dr. Chau Vu, MDPasadena, CA · $30,103 in drug and device payments (2025) · Telehealth ·
(626) 469-2939 Dr. Hilary Fausett, MDPasadena, CA · No drug or device payments recorded (2025) ·
(626) 440-5900 Dr. Schuyler Rockwood, DOPismo Beach, CA · $3,085 in drug and device payments (2025) · Telehealth ·
(805) 439-4200 Dr. Nathaniel Gamsky, MDPleasant Hill, CA · $405 in drug and device payments (2025) · Telehealth ·
(925) 287-1256 Dr. Ruben Kalra, M.D., M.B.APleasant Hill, CA · $85 in drug and device payments (2025) · Telehealth ·
(925) 287-1256 Dr. Navin Mallavaram, M.D.Pleasanton, CA · No drug or device payments recorded (2025) · Telehealth ·
(925) 469-9120 Dr. Steven Liu, MDPleasanton, CA · No drug or device payments recorded (2025) · Telehealth ·
(866) 623-7600 Dr. Bryan Lee, MDPomona, CA · $279 in drug and device payments (2025) · Telehealth ·
(909) 593-1002 Dr. John Sasaki, MDPomona, CA · No drug or device payments recorded (2025) ·
(909) 450-0377 Dr. Muthukumar Vaidyaraman, MD,FIPP, MBAPorter Ranch, CA · No drug or device payments recorded (2025) ·
(818) 217-4730 Dr. Shafi Khalid, M.D.Poway, CA · $651 in drug and device payments (2025) · Telehealth ·
(858) 485-7246 Dr. James Rho, M.D.Rancho Cucamonga, CA · $4,616 in drug and device payments (2025) · Telehealth ·
(909) 758-0411 Dr. Dikran Torian, M.D.Rancho Mirage, CA · $1,549 in drug and device payments (2025) ·
(760) 328-9001 Dr. Hazmer Cassim, D.O.Rancho Mirage, CA · $1,206 in drug and device payments (2025) ·
(760) 568-2684 Dr. Tim Leier, MDRancho Mirage, CA · $68,749 in drug and device payments (2025) · Telehealth ·
(760) 321-1315 Dr. Yamin Sallowm, M.DRancho Mirage, CA · $94 in drug and device payments (2025) ·
(800) 653-6568 Dr. Kasra Maasumi, M.D.Rancho Santa Margarita, CA · $10,451 in drug and device payments (2025) · Telehealth ·
(949) 599-7400 Dr. Michael Borrello, MDRedding, CA · $220 in drug and device payments (2025) · Telehealth ·
(530) 246-2467 Dr. Shishir Dhruva, MDRedding, CA · No drug or device payments recorded (2025) ·
(530) 247-7246 Dr. Theodore Workman, MDRedding, CA · $1,204 in drug and device payments (2025) · Telehealth ·
(530) 247-3733 Dr. Chonghua Wang, M.D.Riverside, CA · $18 in drug and device payments (2025) ·
(949) 414-7246 Dr. Jan Maddox, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 715-3963 Dr. Lauren GolinoRiverside, CA · $507 in drug and device payments (2025) ·
(941) 798-6513 Dr. Yi Cai Isaac Tong, M.D.Riverside, CA · $132 in drug and device payments (2025) · Telehealth ·
(949) 414-7246 Dr. Jay Hendrickson, M.D.Roseville, CA · $109 in drug and device payments (2025) ·
(916) 953-7571 Dr. David Teicheira, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 923-0900 Dr. Jason Kung, M.D.Sacramento, CA · $15,360 in drug and device payments (2025) · Telehealth ·
(916) 953-7571 Dr. Kenneth KimSacramento, CA · No drug or device payments recorded (2025) ·
(916) 977-0741 Dr. Lee Snook, M.D.Sacramento, CA · $28 in drug and device payments (2025) ·
(916) 568-8338 Dr. Marc Maskowitz, M.D.Sacramento, CA · $55 in drug and device payments (2025) ·
(916) 564-2225 Dr. Stephen Parkinson, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 993-8535 Dr. William Grief, MDSalinas, CA · No drug or device payments recorded (2025) · Telehealth ·
(831) 240-4040 Dr. John Schoenberger, M.D.San Carlos, CA · No drug or device payments recorded (2025) ·
(650) 591-1183 Dr. Brandon Dairo, M.D.San Diego, CA · $633 in drug and device payments (2025) · Telehealth ·
(619) 325-1161 Common questions
How many Interventional Pain Medicine providers are in California?There are 218 Interventional Pain Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Interventional Pain Medicine providers in California offer telehealth?Yes. 98 of the 218 Interventional Pain Medicine providers in California (about 45%) report offering telehealth services in CMS data.
Which cities in California have the most Interventional Pain Medicine providers?Los Angeles (10), San Diego (9), San Francisco (8) have the highest concentration of Interventional Pain Medicine providers in California.
How many Interventional Pain Medicine providers in California received drug or device company payments?145 of 218 Interventional Pain Medicine providers in California (67%) 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 Interventional Pain Medicine Doctors in California work in independent practices or large health systems?Among 159 Interventional Pain Medicine Doctors in California enrolled in Medicare, 54% bill through a solo or small practice with fewer than 10 clinicians, 25% through a mid-size group of 10 to 99, and 21% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Interventional Pain Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Interventional Pain Medicine Doctors hold privileges are Hoag Memorial Hospital Presbyterian in Newport Beach; Glendale Adventist Medical Center in Glendale; Uci Health-Orange in Orange.
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