Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Robert Armbruster, MD

Obstetrics & Gynecology Physician in Yonkers, NY · enumerated 2006.

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

National Provider Identifier

1780744276

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Registry record

Entity type Individual (Type 1)

Name Dr. Robert Armbruster

Credential MD

Sex Male

Practice address 73 Market St, Yonkers, NY, 10710

Phone (914) 831-6830

Fax (914) 831-6831

Enumeration date Dec 12, 2006

Last updated in NPPES May 22, 2014

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 140483 (NY) Primary

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 052672 (CT) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 Robert Armbruster?

The National Provider Identifier (NPI) for Robert Armbruster is 1780744276, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Armbruster practice?

The practice location on file with NPPES is in Yonkers, NY. 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 2014-05-22.