NPI Portal NPI Lookup & Verification

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

Ms. Diane L Harvey Johnson, MSW LCSW

Clinical Social Worker in Manalapan, NJ · enumerated 2008.

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

National Provider Identifier

1699943738

Verified

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Registry record

Entity type Individual (Type 1)
Name Ms. Diane L Harvey Johnson
Credential MSW LCSW
Sex Female
Practice address Manalapan, NJ, 07726
Phone (732) 409-6992
Enumeration date Feb 12, 2008
Last updated in NPPES Feb 12, 2008

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

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers 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.

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Frequently asked questions

What is the NPI number for Diane Harvey Johnson?
The National Provider Identifier (NPI) for Diane Harvey Johnson is 1699943738, a Type 1 (individual) record in the CMS NPPES registry.
Where does Diane Harvey Johnson practice?
The practice location on file with NPPES is in Manalapan, NJ. 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 2008-02-12.