Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Chun Yen Hsu, M.D.

Q: What is the NPI number for Chun Hsu?

The National Provider Identifier (NPI) for Chun Hsu is 1902831894, a Type 1 (individual) record in the CMS NPPES registry.

Gastroenterology Physician in Monterey Park, CA · enumerated 2006.

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

National Provider Identifier

1902831894

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Registry record

Entity type Individual (Type 1)

Name Chun Yen Hsu

Credential M.D.

Sex Male

Practice address 600 N Garfield Ave, #310, Monterey Park, CA, 91754

Phone (626) 573-9979

Enumeration date Jul 11, 2006

Last updated in NPPES Jul 22, 2010

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License A37929 (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
A379290	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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Chun Hsu?

The National Provider Identifier (NPI) for Chun Hsu is 1902831894, a Type 1 (individual) record in the CMS NPPES registry.

Where does Chun Hsu practice?

The practice location on file with NPPES is in Monterey Park, 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 2010-07-22.