Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Denise L Mcclellan

Psychiatric/Mental Health Nurse Practitioner in New York, NY · enumerated 2013.

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

National Provider Identifier

1851732549

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Registry record

Entity type Individual (Type 1)

Name Denise L Mcclellan

Sex Female

Practice address 274 Madison Ave Rm 1501, New York, NY, 10016

Phone (212) 203-1773

Fax (646) 665-4427

Enumeration date Jul 10, 2013

Last updated in NPPES Jul 8, 2025

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 26NJ00448500 (NJ) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 401991 (NY) 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

Where does Denise Mcclellan practice?

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

What is the NPI number for Denise Mcclellan?

The National Provider Identifier (NPI) for Denise Mcclellan is 1851732549, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-08.