Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John Tsung-Long Tseng, MD

Q: What is the NPI number for John Tseng?

The National Provider Identifier (NPI) for John Tseng is 1770588162, a Type 1 (individual) record in the CMS NPPES registry.

Emergency Medicine Physician in Wilmington, NC · enumerated 2005.

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

National Provider Identifier

1770588162

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Registry record

Entity type Individual (Type 1)

Name John Tsung-Long Tseng

Credential MD

Sex Male

Practice address 4402 Shipyard Blvd, Wilmington, NC, 28403

Phone (910) 202-3363

Fax (910) 332-1072

Enumeration date Jun 14, 2005

Last updated in NPPES Apr 22, 2022

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 9901628 (NC) 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
1235X	Other	NC	BCBS
B4559	Other	NC	MEDCOST
930084658	Other	NC	RAILROAD MEDICARE
01-28693	Other	NC	UNITED HEALTHCARE
195176	Medicaid	SC	-
891235X	Medicaid	NC	-
930082860	Other	NC	RAILROAD MEDICARE

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 John Tseng?

The National Provider Identifier (NPI) for John Tseng is 1770588162, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Tseng practice?

The practice location on file with NPPES is in Wilmington, NC. 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 2022-04-22.