Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. George Gergely Merkl Jr., H.A.S.

Q: What is the NPI number for George Merkl?

The National Provider Identifier (NPI) for George Merkl is 1528396918, a Type 1 (individual) record in the CMS NPPES registry.

Hearing Instrument Specialist in Portland, OR · enumerated 2009.

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

National Provider Identifier

1528396918

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Registry record

Entity type Individual (Type 1)

Name Mr. George Gergely Merkl Jr.

Credential H.A.S.

Sex Male

Practice address 2125 Ne 48th Ave, Portland, OR, 97213

Phone (503) 287-0055

Enumeration date Nov 24, 2009

Last updated in NPPES Nov 24, 2009

Taxonomy & licenses

237700000X Hearing Instrument Specialist Speech, Language and Hearing Service Providers · License HAS-P-10129544 (OR) Primary

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 George Merkl?

The National Provider Identifier (NPI) for George Merkl is 1528396918, a Type 1 (individual) record in the CMS NPPES registry.

Where does George Merkl practice?

The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-11-24.