Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Heather Mancuso, LMHC

Mental Health Counselor in Southbridge, MA · enumerated 2014.

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

National Provider Identifier

1366860900

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Registry record

Entity type Individual (Type 1)

Name Mrs. Heather Mancuso

Credential LMHC

Sex Female

Practice address 328 Main St Ste 2, Southbridge, MA, 01550

Phone (508) 519-3513

Enumeration date Apr 1, 2014

Last updated in NPPES May 10, 2022

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers Secondary

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 13028-MH-CC (MA) 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

What is the NPI number for Heather Mancuso?

The National Provider Identifier (NPI) for Heather Mancuso is 1366860900, a Type 1 (individual) record in the CMS NPPES registry.

Where does Heather Mancuso practice?

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

Other providers at this practice address

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Jennifer Murray Clinical Social Worker · Southbridge, MA NPI 1427341239

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-05-10.