Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Maryellen Katz, PMHNP

Psychiatric/Mental Health Nurse Practitioner in Belle Mead, NJ · enumerated 2016.

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

National Provider Identifier

1710330105

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Registry record

Entity type Individual (Type 1)

Name Maryellen Katz

Credential PMHNP

Sex Female

Practice address 252 County Road 601, Belle Mead, NJ, 08502

Phone (908) 281-1000

Enumeration date Jul 20, 2016

Last updated in NPPES Sep 1, 2016

Taxonomy & licenses

163WP0808X Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 26NO09042300 (NJ) Secondary

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 26NJ00666300 (NJ) 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 Maryellen Katz practice?

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

What is the NPI number for Maryellen Katz?

The National Provider Identifier (NPI) for Maryellen Katz is 1710330105, 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 2016-09-01.