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Nelson Nan-Hsiung Teng, MD

Obstetrics & Gynecology Physician in Stanford, CA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1245379510

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Registry record

Entity type Individual (Type 1)
Name Nelson Nan-Hsiung Teng
Credential MD
Sex Male
Practice address 300 Pasteur Dr, Sumc Ob Gyn Dept, Stanford, CA, 94305
Phone (650) 498-8080
Enumeration date Feb 5, 2007
Last updated in NPPES Oct 17, 2016

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License G38425 (CA) Primary
207VX0201X Gynecologic Oncology Physician Allopathic & Osteopathic Physicians · License G38425 (CA) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
00G384250 Medicaid CA -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Nelson Teng?
The National Provider Identifier (NPI) for Nelson Teng is 1245379510, a Type 1 (individual) record in the CMS NPPES registry.
Where does Nelson Teng practice?
The practice location on file with NPPES is in Stanford, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-10-17.