ENT Doctors (Otolaryngologists) in California
Data updated monthly · Last refresh October 2026
1,210 Otolaryngology providers practice in California, including 283 (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.
1,210providers
283telehealth
Los Angelestop city
Otolaryngology by city in California
Choose a city to see providers there.
Otolaryngology 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. Marc Cohen, M.D.Tarzana, CA · $408 in drug and device payments (2025) · Telehealth ·
(818) 609-0600 Dr. Michael Landman, M.D.Tarzana, CA · No drug or device payments recorded (2025) ·
(818) 609-0600 Dr. Arthur UyesugiTemecula, CA · $544 in drug and device payments (2025) · Telehealth ·
(951) 404-0911 Dr. Richard Ruiz, M.D.Temecula, CA · $424 in drug and device payments (2025) ·
(951) 506-0400 Dr. Roman Bukachevsky, M.D.Templeton, CA · No drug or device payments recorded (2025) ·
(805) 434-5960 Dr. Abhay Vaidya, M.D.Thousand Oaks, CA · $247 in drug and device payments (2025) ·
(805) 379-9646 Dr. Gary Voorman, M.D.Thousand Oaks, CA · $18 in drug and device payments (2025) ·
(805) 379-9646 Dr. Jaesung Lee, M.D.Thousand Oaks, CA · $65 in drug and device payments (2025) ·
(805) 379-9646 Dr. Jeffrey Tseng, M.D.Thousand Oaks, CA · $273 in drug and device payments (2025) ·
(805) 496-8103 Dr. Kelvin Loh, M.D.Thousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 379-9646 Dr. Natalie Kadin, MDThousand Oaks, CA · No drug or device payments recorded (2025) ·
(805) 418-3500 Dr. Oliver Gantz, M.D.Thousand Oaks, CA · No drug or device payments recorded (2025) · Telehealth ·
(805) 418-3500 Dr. Soochuen Kho, M.D.Thousand Oaks, CA · $62 in drug and device payments (2025) · Telehealth ·
(805) 379-9646 Dr. Tom MaximThousand Oaks, CA · No drug or device payments recorded (2025) · Telehealth ·
(805) 418-3500 Dr. Alexander Gertel, MDTorrance, CA · $227 in drug and device payments (2025) ·
(310) 891-6733 Dr. Amir Ajar, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 378-8787 Dr. Brett Levine, M.D.Torrance, CA · $1,127 in drug and device payments (2025) ·
(310) 543-2313 Dr. Daryl Rheuark, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 373-8777 Dr. David Bruss, MDTorrance, CA · $19 in drug and device payments (2025) ·
(310) 731-2009 Dr. David Kim, MDTorrance, CA · $96 in drug and device payments (2025) ·
(310) 891-6733 Dr. Diane Petersen, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 214-0811 Dr. Gordon Schaye, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 540-2111 Dr. Gregory Washington, M.D.Torrance, CA · No drug or device payments recorded (2025) ·
(310) 791-7740 Dr. Hakimeh Kadivar, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 517-8690 Dr. Janice ChangTorrance, CA · No drug or device payments recorded (2025) · Telehealth ·
(310) 465-2255 Dr. Joseph Kuderko, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 372-0700 Dr. Lauran EvansTorrance, CA · $2,009 in drug and device payments (2025) ·
(310) 465-2255 Dr. Lesley Luk, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 540-0018 Dr. Maher Sesi, MDTorrance, CA · $357 in drug and device payments (2025) ·
(310) 540-2111 Dr. Marc Colman, MDTorrance, CA · No drug or device payments recorded (2025) ·
(310) 373-6039 Dr. Srinivas Yanamadala, MDTorrance, CA · $51 in drug and device payments (2025) ·
(310) 316-4436 Dr. Steven Davis, M.D.Torrance, CA · $7,858 in drug and device payments (2025) · Telehealth ·
(310) 372-0700 Dr. James Teng, MDTracy, CA · $21 in drug and device payments (2025) · Telehealth ·
(209) 830-4062 Dr. Mitchell Blum, M.D.Tracy, CA · No drug or device payments recorded (2025) ·
(209) 834-0626 Dr. Alex LukeTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7113 Dr. Justin Wei, MDTravis Afb, CA · No drug or device payments recorded (2025) ·
(707) 423-7163 Dr. Vishal Doctor, MDTravis Afb, CA · $87 in drug and device payments (2025) ·
(707) 423-7166 Dr. Lonnie Smith, M.D.Tulare, CA · $133 in drug and device payments (2025) · Telehealth ·
(559) 686-2599 Dr. Thomas Huang, M.D.Tustin, CA · No drug or device payments recorded (2025) ·
(714) 508-1600 Dr. Donald Coursey, MDUkiah, CA · No drug or device payments recorded (2025) ·
(707) 462-8855 Dr. Qi Zhang, M.D.Ukiah, CA · No drug or device payments recorded (2025) ·
(707) 462-8855 Dr. Ann Smith, MDUnion City, CA · No drug or device payments recorded (2025) ·
(510) 675-4241 Dr. Elizabeth Rosen, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Frank Lee, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Kathleyn Brandstetter, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(203) 912-9960 Dr. Nina Chinosorn, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Stephen Jo, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Clara Olcott, M.D.Upland, CA · $1,020 in drug and device payments (2025) ·
(909) 981-5859 Dr. Stuart Mccarthy, M.D.Upland, CA · No drug or device payments recorded (2025) ·
(909) 981-5406 Conditions Otolaryngology providers in California commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Otolaryngology providers. Individual practices vary, so confirm with the provider before booking.
- Sinusitis
- Hearing loss
- Tonsillitis
- Vertigo
- Sleep apnea
Common questions
How many Otolaryngology providers are in California?There are 1,210 Otolaryngology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Otolaryngology providers in California offer telehealth?Yes. 283 of the 1,210 Otolaryngology providers in California (about 23%) report offering telehealth services in CMS data.
Which cities in California have the most Otolaryngology providers?Los Angeles (128), San Diego (77), San Francisco (68) have the highest concentration of Otolaryngology providers in California.
How many Otolaryngology providers in California received drug or device company payments?650 of 1,210 Otolaryngology providers in California (54%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Otolaryngology providers in California treat?Otolaryngology providers commonly treat sinusitis, hearing loss, tonsillitis, vertigo, sleep apnea 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 ENT Doctors (Otolaryngologists) in California work in independent practices or large health systems?Among 775 ENT Doctors (Otolaryngologists) in California enrolled in Medicare, 27% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 61% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do ENT Doctors (Otolaryngologists) in California work at?According to CMS facility affiliation records, the California hospitals where the most ENT Doctors (Otolaryngologists) 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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