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

Mr. Robert Craig Hamilton Jr., FNP-BC

Psychiatric/Mental Health Nurse Practitioner in Harris, NY · enumerated 2016.

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

National Provider Identifier

1619412012

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Registry record

Entity type Individual (Type 1)

Name Mr. Robert Craig Hamilton Jr.

Credential FNP-BC

Sex Male

Practice address Harris, NY, 12742

Phone (845) 791-7826

Fax (845) 397-3506

Enumeration date Dec 21, 2016

Last updated in NPPES Nov 27, 2023

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

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 341066 (NY) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 402422 (NY) Primary

Other identifiers

Identifier	Type	State	Issuer
04748977	Medicaid	NY	-

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 Robert Hamilton?

The National Provider Identifier (NPI) for Robert Hamilton is 1619412012, a Type 1 (individual) record in the CMS NPPES registry.

Where does Robert Hamilton practice?

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

Other providers at this practice address

Browse all →

Umar Chouhdry Internal Medicine Physician · Harris, NY NPI 1376532325 Garnet Health Medical Center Catskills Rural Acute Care Hospital · Harris, NY NPI 1710977012 Hossam Hanna Internal Medicine Physician · Harris, NY NPI 1124002605 Khin Soe Psychiatry Physician · Harris, NY NPI 1548247596 Garnet Health Medical Center Catskills Skilled Nursing Facility · Harris, NY NPI 1750350799 Rafik El-Sabrout Surgery Physician · Harris, NY NPI 1285662643 Muhammad Dar Family Medicine Physician · Harris, NY NPI 1518988146 Cesar Rojas Psychiatry Physician · Harris, NY NPI 1922010735

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-11-27.