Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Diane Richardson Flannegan, LCSW
Counselor in Rio Grande, NJ · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134323447
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Registry record
Entity type Individual (Type 1)
Name Mrs. Diane Richardson Flannegan
Credential LCSW
Sex Female
Practice address 1076 Rt. 47 South, Rio Grande, NJ, 08242
Phone (609) 741-6363
Fax (609) 435-5058
Enumeration date Jun 12, 2007
Last updated in NPPES Sep 29, 2020
Taxonomy & licenses
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 44SC04521100 (NJ) Secondary
101Y00000X Counselor Behavioral Health & Social Service Providers · License 44SC04521100 (NJ) Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW 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.
Frequently asked questions
Where does Diane Flannegan practice?
The practice location on file with NPPES is in Rio Grande, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diane Flannegan?
The National Provider Identifier (NPI) for Diane Flannegan is 1134323447, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-29.