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Anesthesiology in Thousand Oaks, California

Data updated monthly · Last refresh September 2026

31 Anesthesiology providers practice in Thousand Oaks, and 32% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Anesthesiology providers in Thousand Oaks

Listed alphabetically. 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. Amber Coleman, M.D.
Thousand Oaks, CA · $445 in drug and device payments (2025) · (951) 265-7746
Dr. Bachir Jirari, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Bradley Spiegel, M.D.
Thousand Oaks, CA · $1,006 in drug and device payments (2025) · Telehealth · (805) 230-3166
Dr. Bryan Morris, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Dustin Lloyd, DO
Thousand Oaks, CA · $102 in drug and device payments (2025) · (619) 822-4751
Dr. Edward Stern, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 375-6391
Dr. Eric Hendrickson, DO
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 497-2727
Dr. Erin Mcnamara, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 497-2727
Dr. Erna Kwong, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 497-2727
Dr. Guy Sanani, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 273-5200
Dr. Hagop Karpanian, M.D.
Thousand Oaks, CA · $53 in drug and device payments (2025) · (650) 388-0062
Dr. Harry Cozen, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 371-0455
Dr. James Lin, M.D.
Thousand Oaks, CA · $2,398 in drug and device payments (2025) · Telehealth · (805) 557-7050
Dr. Jason Cohen, M.D.
Thousand Oaks, CA · $1,541 in drug and device payments (2025) · Telehealth · (877) 724-6349
Dr. Jeffrey Sycamore, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Juris Priedkalns, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Laura Pasternack
Thousand Oaks, CA · $6,029 in drug and device payments (2025) · Telehealth · (805) 230-3100
Dr. Liem Lechau, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Mark Merriman, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 371-0455
Dr. Michael Goldberg, M.D.
Thousand Oaks, CA · $571 in drug and device payments (2025) · (805) 370-4553
Dr. Michael Lee, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (850) 449-1600
Dr. Nahum Kryzman, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 497-2727
Dr. Philip Ostermann
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Prabha Venugopal, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 497-2727
Dr. Robert Watson, M.D.
Thousand Oaks, CA · $17 in drug and device payments (2025) · (805) 368-7518
Dr. Scott Picker, M.D.
Thousand Oaks, CA · $588 in drug and device payments (2025) · (805) 370-4521
Dr. Stephen Maloon, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-3137
Dr. Stephen Reidy, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Steven Bansbach, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521
Dr. Thuan-hau Trinh, MD
Thousand Oaks, CA · No drug or device payments recorded (2025) · (714) 876-3049
Dr. Ward Jones, M.D.
Thousand Oaks, CA · No drug or device payments recorded (2025) · (805) 370-4521

Common questions

How many Anesthesiology providers are in Thousand Oaks, California?

There are 31 Anesthesiology providers with active NPI records practicing in Thousand Oaks, according to federal NPPES data refreshed monthly.

How many Anesthesiology providers in Thousand Oaks received drug or device company payments?

10 of 31 (32%) 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 records 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.

All specialties in Thousand Oaks Anesthesiology across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.