Orthopedic Surgeons in California
Data updated monthly · Last refresh October 2026
2,263 Orthopaedic Surgery providers practice in California, including 324 (14%) 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.
2,263providers
324telehealth
Los Angelestop city
Orthopaedic Surgery by city in California
Choose a city to see providers there.
Orthopaedic 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. Charles Young, M.D.Valencia, CA · $342 in drug and device payments (2025) ·
(661) 424-8830 Dr. Jeffrey Kantor, MDValencia, CA · $215 in drug and device payments (2025) ·
(661) 259-2110 Dr. John Kaufman, MDValencia, CA · No drug or device payments recorded (2025) ·
(661) 259-3412 Dr. Theodore Shybut, MDValencia, CA · $10,689 in drug and device payments (2025) ·
(661) 254-6364 Dr. Chad Maclachlan, MDVallejo, CA · No drug or device payments recorded (2025) ·
(775) 588-3636 Dr. David Osborne, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Dennis Berge, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Dennis Chin, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Linda Specht, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Mark Bernstein, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Mark Charney, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Michael Meehan, MDVallejo, CA · $165 in drug and device payments (2025) ·
(707) 651-1000 Dr. Noel Palumbo, MDVallejo, CA · $1,854 in drug and device payments (2025) ·
(170) 765-1254 Dr. Robert Gomez, MDVallejo, CA · $167 in drug and device payments (2025) ·
(707) 649-1111 Dr. Ronald Stradiotto, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Steven Mcgrath, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Teodoro Nissen, M.D.Vallejo, CA · $51 in drug and device payments (2025) · Telehealth ·
(707) 645-7210 Dr. Wendell Ferguson, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Yassamin Hazrati, MDVallejo, CA · $169 in drug and device payments (2025) · Telehealth ·
(707) 651-1000 Dr. Abiram Bala, MDVan Nuys, CA · $172 in drug and device payments (2025) ·
(818) 901-6600 Dr. Andrea Veljkovic, M.D., FRCSC, BCOMMVan Nuys, CA · $147 in drug and device payments (2025) ·
(818) 901-6600 Dr. Andrew Brooks, M.D.Van Nuys, CA · $229 in drug and device payments (2025) ·
(818) 901-6600 Dr. Cody HansenVan Nuys, CA · $20,104 in drug and device payments (2025) ·
(818) 901-6600 Dr. David Wang, MDVan Nuys, CA · $20,702 in drug and device payments (2025) ·
(818) 901-6600 Dr. Deborah Castaneda, M.D.Van Nuys, CA · $495 in drug and device payments (2025) · Telehealth ·
(818) 901-6600 Dr. Dimitriy Kondrashov, MDVan Nuys, CA · $3,509 in drug and device payments (2025) · Telehealth ·
(818) 901-6600 Dr. Eric Ferkel, MDVan Nuys, CA · $145,820 in drug and device payments (2025) · Telehealth ·
(818) 901-6600 Dr. Garrett SohnVan Nuys, CA · $19,984 in drug and device payments (2025) ·
(818) 901-6600 Dr. In S Kim, MDVan Nuys, CA · No drug or device payments recorded (2025) ·
(818) 997-3355 Dr. Jaime Hernandez, M.D.Van Nuys, CA · $205 in drug and device payments (2025) ·
(818) 901-6600 Dr. Jonathan Gatto, MDVan Nuys, CA · No drug or device payments recorded (2025) ·
(818) 901-6600 Dr. Kevin Kwan, DOVan Nuys, CA · $3,810 in drug and device payments (2025) ·
(818) 901-6600 Dr. Michael Bahk, M.D.Van Nuys, CA · $3,215 in drug and device payments (2025) · Telehealth ·
(818) 901-6600 Dr. Raj Ahluwalia, M.D.Van Nuys, CA · No drug or device payments recorded (2025) ·
(818) 392-8620 Dr. Richard Masserman, M.D.Van Nuys, CA · No drug or device payments recorded (2025) ·
(818) 990-6600 Dr. Sara Orr, MDVan Nuys, CA · $21,143 in drug and device payments (2025) ·
(818) 901-6600 Dr. Steve Kwak, M.D.Van Nuys, CA · $11,350 in drug and device payments (2025) ·
(818) 901-6600 Dr. Torgom Abraamyan, M.D.Van Nuys, CA · $718 in drug and device payments (2025) ·
(818) 901-6600 Dr. Nicholas Bernthal, M.D.Venice, CA · $64,633 in drug and device payments (2025) · Telehealth ·
(310) 452-3790 Dr. Allan MackenzieVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-6556 Dr. Andre Zimmerman, M.D.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 652-6139 Dr. Charles Brenner, M.D.Ventura, CA · $880 in drug and device payments (2025) ·
(805) 477-6464 Dr. Damayea Hargett, MDVentura, CA · $451 in drug and device payments (2025) ·
(805) 641-5600 Dr. Daniel HemVentura, CA · No drug or device payments recorded (2025) ·
(805) 948-5011 Dr. Denise Stennette, M.D. Dr. Emily Benson, M.D.Ventura, CA · $8,136 in drug and device payments (2025) ·
(805) 641-5600 Dr. Gabriel Gluck, M.D.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 641-6415 Dr. G. Dennis Horvath, D.O.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 658-5800 Dr. Jason Hofer, MDVentura, CA · $149 in drug and device payments (2025) ·
(805) 641-6415 Conditions Orthopaedic Surgery providers in California commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Orthopaedic Surgery providers. Individual practices vary, so confirm with the provider before booking.
- Knee replacement
- Hip replacement
- Rotator cuff tears
- ACL injuries
- Arthritis
- Fractures
Common questions
How many Orthopaedic Surgery providers are in California?There are 2,263 Orthopaedic Surgery providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Orthopaedic Surgery providers in California offer telehealth?Yes. 324 of the 2,263 Orthopaedic Surgery providers in California (about 14%) report offering telehealth services in CMS data.
Which cities in California have the most Orthopaedic Surgery providers?Los Angeles (183), San Diego (152), San Francisco (121) have the highest concentration of Orthopaedic Surgery providers in California.
How many Orthopaedic Surgery providers in California received drug or device company payments?1,255 of 2,263 Orthopaedic Surgery providers in California (55%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Orthopaedic Surgery providers in California treat?Orthopaedic Surgery providers commonly treat knee replacement, hip replacement, rotator cuff tears, ACL injuries, arthritis and related conditions. Individual practices vary, so confirm with the provider before booking.
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 Orthopedic Surgeons in California work in independent practices or large health systems?Among 1,271 Orthopedic Surgeons in California enrolled in Medicare, 26% bill through a solo or small practice with fewer than 10 clinicians, 22% through a mid-size group of 10 to 99, and 52% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Orthopedic Surgeons in California work at?According to CMS facility affiliation records, the California hospitals where the most Orthopedic Surgeons hold privileges are Scripps Memorial Hospital - Encinitas in Encinitas; Cedars-Sinai Medical Center in Los Angeles; Sutter Medical Center, Sacramento in Sacramento.
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