Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Shirley L Van Horn, FNP

Nurse Practitioner in Monticello, NY · enumerated 2005 · practices at Council on Alcoholism and Drug Abuse of Sullivan Co., Inc..

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

National Provider Identifier

1659363612

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Registry record

Entity type Individual (Type 1)

Name Shirley L Van Horn

Credential FNP

Sex Female

Practice address 17 Hamilton Ave., Monticello, NY, 12701

Phone (845) 794-8080

Fax (845) 887-6245

Enumeration date Aug 16, 2005

Last updated in NPPES Mar 24, 2011

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F331954-1 (NY) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F331954-1 (NY) Primary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Shirley Van Horn?

The National Provider Identifier (NPI) for Shirley Van Horn is 1659363612, a Type 1 (individual) record in the CMS NPPES registry.

Where does Shirley Van Horn practice?

The practice location on file with NPPES is in Monticello, 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 2011-03-24.