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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Gregory Zipf

Optometrist in Washington, NJ · enumerated 2007 · practices at Advanced Eyecare of Washington, LLC.

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

National Provider Identifier

1699827204

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Registry record

Entity type Individual (Type 1)
Name Dr. Gregory Zipf
Sex Male
Practice address Washington, NJ, 07882
Phone (908) 689-0240
Fax (908) 689-0676
Enumeration date Jan 17, 2007
Last updated in NPPES Jul 8, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License 4267 (NJ) 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.

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Frequently asked questions

What is the NPI number for Gregory Zipf?
The National Provider Identifier (NPI) for Gregory Zipf is 1699827204, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gregory Zipf practice?
The practice location on file with NPPES is in Washington, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.