James W. Tseng, MD
Anesthesiology Physician · San Jose, CA
James W. Tseng, MD is an anesthesiology physician with a practice address in San Jose, California, and NPI 1407932932, issued on Oct 27, 2006. Check the license (California A64988, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James W. Tseng
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A64988 CA
Self-reported in NPPES; status is on the state search - Practice location
- 260 International Cir, San Jose, CA 95119
- Phone
- (408) 972-7000
- Enumerated
- Oct 27, 2006
- Record last updated
- Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A649880 CA
- Medicare enrollment
- Enrolled (PECOS I20110210000219); accepts Medicare assignment
- Medical or professional school
- University Of Arkansas College Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 260 International Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James W. Tseng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A64988Check 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 one group practice
- Permanente Medical Group IncManteca, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James W. Tseng among 7,571 anesthesiology physician records in California
James W. Tseng, MD 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
- Graduated1996 · 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).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in San Jose → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- James Bird, MDSan Jose, CA 951191386720803
- Eugene Cheng, MDSan Jose, CA 951191285710707
- Patricia Diamond, MDSan Jose, CA 951191942386479
- Hector Guzman, MDSan Jose, CA 951191316023831
- Vittal Kandula, MDSan Jose, CA 951191659457174
- Carl Litak, MDSan Jose, CA 951191164508677
- David Morton, MDSan Jose, CA 951191760568299
- Anjaneya Prasad Movva, MDSan Jose, CA 951191053497586
Common questions
What is James W. Tseng, MD's NPI number?
James W. Tseng, MD's National Provider Identifier (NPI) is 1407932932, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James W. Tseng, MD located?
The NPPES record lists a practice address at 260 International Cir, San Jose, CA, 95119. Phone: (408) 972-7000. Providers update this record themselves, so call before visiting.
How can I verify James W. Tseng, MD's license?
NPPES lists California license number A64988, 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.