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Janet Renee Ader, MSN, FNP-BC

Q: What is the NPI number for Janet Ader?

The National Provider Identifier (NPI) for Janet Ader is 1639310279, a Type 1 (individual) record in the CMS NPPES registry.

Family Nurse Practitioner in New York, NY · enumerated 2009.

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

National Provider Identifier

1639310279

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Registry record

Entity type Individual (Type 1)

Name Janet Renee Ader

Credential MSN, FNP-BC

Sex Female

Practice address 600 3rd Ave Fl 2, New York, NY, 10016

Phone (617) 505-1520

Fax (617) 928-8401

Enumeration date Mar 11, 2009

Last updated in NPPES Sep 25, 2026

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704215299 (MI) Primary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F350440-01 (NY) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 12462797-4405 (UT) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 0024182494 (VA) Secondary

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 Janet Ader 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 Janet Ader?

The National Provider Identifier (NPI) for Janet Ader is 1639310279, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-09-25.