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Martha Chung-Sang Man, MD

Medical Oncology Physician in San Jose, CA · enumerated 2006.

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

National Provider Identifier

1518976042

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Registry record

Entity type Individual (Type 1)
Name Martha Chung-Sang Man
Credential MD
Sex Female
Practice address 2589 Samaritan Dr, San Jose, CA, 95124
Phone (408) 426-4900
Fax (669) 233-2482
Enumeration date Aug 5, 2006
Last updated in NPPES Apr 12, 2024

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License A82063 (CA) Secondary
207RH0000X Hematology (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License A82063 (CA) Secondary
207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians · License A82063 (CA) Secondary
207RX0202X Medical Oncology Physician Allopathic & Osteopathic Physicians · License A82063 (CA) Primary
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
00A820630 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 Martha Man?
The National Provider Identifier (NPI) for Martha Man is 1518976042, a Type 1 (individual) record in the CMS NPPES registry.
Where does Martha Man practice?
The practice location on file with NPPES is in San Jose, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-12.