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JAMES W. TSENG MD
NPI 1407932932
Anesthesiology in San Jose, CA

Active since October 27, 2006PECOS EnrolledAccepts Medicare Assignment
260 INTERNATIONAL CIR, SAN JOSE, CA 95119(408) 972-7000 Get Directions Write a Review

NPPES record last updated: December 17, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About James W. Tseng Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAMES W. TSENG MD (NPI 1407932932) is an individual anesthesiology provider in San Jose, California, licensed in California (A64988) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Arkansas College Of Medicine (1996).

NPPES Registry Identity

NPI1407932932
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameJAMES W. TSENGCredential: MD
Location Address260 INTERNATIONAL CIRSan Jose, CA 95119-1130
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Phone(408) 972-7000
Sole ProprietorNo
Medical School CMSUniversity Of Arkansas College Of MedicineGraduated 1996
Enumeration DateOctober 27, 2006
Last NPPES UpdateDecember 17, 2021
✔ NPI 1407932932 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A64988
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
260 INTERNATIONAL CIR, San Jose, CA 95119
Open in Google Maps ↗

Other Identifiers 1

Medicaid00A649880CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

James W. Tseng Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7517147432
PECOS Enrollment IDI20110210000219
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show James Tseng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
13 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VAJIRAMALA R. DHARMASENA MD
Obstetrics & Gynecology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
SABIHA R. VYAS MD
Internal Medicine
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
BIEN D. NGUYEN MD
Internal Medicine
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
STEPHANIE K. ROWEN MD
Plastic Surgery
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
CLIFFORD HARRIS MD
Urology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
MATEO GO MD
Internal Medicine (Interventional Cardiology)
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
THOMAS T.H. LIN MD
Obstetrics & Gynecology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
VENNY V. LEE MD
Pediatrics
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is James Tseng's NPI number?

The NPI number for James Tseng is 1407932932. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is James Tseng located?

James Tseng practices at 260 International Cir, San Jose, CA 95119. The listed phone number is (408) 972-7000.

What is James Tseng's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is James Tseng enrolled in Medicare?

Yes. James Tseng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for James Tseng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Tseng reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for James Tseng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for James Tseng was last updated on December 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.