Katherine Meiyin Tsai, M.D.
Anesthesiology Physician · Torrance, CA
Katherine Meiyin Tsai, M.D. is an anesthesiology physician with a practice address in Torrance, California, and NPI 1548371354, issued on Aug 31, 2006. Check the license (California G80446, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Katherine Meiyin Tsai
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- G80446 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3445 Pacific Coast Hwy, Torrance, CA 90505
- Phone
- (310) 325-4555
- Enumerated
- Aug 31, 2006
- Record last updated
- Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (310) 325-5005
- Medicare enrollment
- Enrolled (PECOS I20040304000352); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 3445 Pacific Coast Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ruth Ackermann, M.D.Anesthesiology Physician1336175082
- Shirley Chuy-Ortiz, PT, DPTPhysical Therapist1184496259
- James Conner, M.D.Anesthesiology Physician1336191014
- Domenic Didomenicantonio, DCChiropractor1760587364
- Kimberly Didomenicantonio, DCNutrition Chiropractor1619073277
- Sheila Forte', DC,MUACOrthopedic Chiropractor1033215603
Verify Katherine Meiyin Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80446Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Perioperative Anesthesia ConsultantsTorrance, CA
- Southern California Permanente Medical GroupBellflower, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Meiyin Tsai among 7,571 anesthesiology physician records in California
Katherine Meiyin Tsai, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 53% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1993 · median 2006 among the 4,868 with a school on file
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
136 anesthesiology physician records list a practice address in Torrance
They are 136 of the 8,901 NPPES records with a practice address in Torrance, and 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Torrance → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Ruth Ackermann, M.D.Torrance, CA 905051336175082
- Drew Cheng, M.D.Torrance, CA 905051306802541
- James Conner, M.D.Torrance, CA 905051336191014
- Joseph Farlo, M.DTorrance, CA 905051386663540
- Kianusch Kiai, MDTorrance, CA 905051942241740
- Deborah Lynn, M.D.Torrance, CA 905051194776849
- Michael Mehmedbasich, M.D.Torrance, CA 905051538199195
- Jeanette Oka, M.D.Torrance, CA 905051013936194
Common questions
What is Katherine Meiyin Tsai, M.D.'s NPI number?
Katherine Meiyin Tsai, M.D.'s National Provider Identifier (NPI) is 1548371354, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Meiyin Tsai, M.D. located?
The NPPES record lists a practice address at 3445 Pacific Coast Hwy, Torrance, CA, 90505. Phone: (310) 325-4555. Providers update this record themselves, so call before visiting.
How can I verify Katherine Meiyin Tsai, M.D.'s license?
NPPES lists California license number G80446, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.