Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Harry L Teicher, MD

Gastroenterology Physician in Seattle, WA · enumerated 2005.

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

National Provider Identifier

1821086174

Verified

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Registry record

Entity type Individual (Type 1)

Name Harry L Teicher

Credential MD

Sex Male

Practice address 747 Broadway, Seattle, WA, 98122

Phone (206) 215-2520

Fax (206) 215-6364

Enumeration date Oct 11, 2005

Last updated in NPPES Nov 6, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD00032495 (WA) Secondary

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License MD00032495 (WA) 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
1821086174	Medicaid	WA	-
1514TE	Other	WA	REGENCE PROV #
100013975	Other	WA	RR MEDICARE
2300720	Other	WA	AETNA
131375	Other	WA	L&I

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 Harry Teicher?

The National Provider Identifier (NPI) for Harry Teicher is 1821086174, a Type 1 (individual) record in the CMS NPPES registry.

Where does Harry Teicher practice?

The practice location on file with NPPES is in Seattle, WA. 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 2021-11-06.