Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Diane Carol Crossan, LSW

Clinical Social Worker in Uniontown, PA · enumerated 2019.

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

National Provider Identifier

1912462078

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Registry record

Entity type Individual (Type 1)

Name Ms. Diane Carol Crossan

Credential LSW

Sex Female

Practice address 315 Morgantown St Ste 7000, Uniontown, PA, 15401

Phone (724) 557-6598

Fax (724) 550-4160

Enumeration date Feb 4, 2019

Last updated in NPPES Feb 4, 2019

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License SW0007059L (PA) Primary

Other identifiers

Identifier	Type	State	Issuer
102930181	Medicaid	PA	-

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 Diane Crossan?

The National Provider Identifier (NPI) for Diane Crossan is 1912462078, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diane Crossan practice?

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

Other providers at this practice address

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Megan Petak Mental Health Counselor · Uniontown, PA NPI 1609210517 Alyssa Iannamorelli-Eddy Professional Counselor · Uniontown, PA NPI 1245773365 Chasidy Ellsworth Mental Health Counselor · Uniontown, PA NPI 1508527706

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-02-04.