Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Cynthia Marie Class-Mcgrew, CRNP, FNP-BC

Family Nurse Practitioner in Littlestown, PA · enumerated 2013.

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

National Provider Identifier

1770915456

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Registry record

Entity type Individual (Type 1)

Name Mrs. Cynthia Marie Class-Mcgrew

Credential CRNP, FNP-BC

Sex Female

Practice address 300 W King St, Littlestown, PA, 17340

Phone (717) 359-9214

Fax (717) 646-7423

Enumeration date Aug 5, 2013

Last updated in NPPES Apr 28, 2026

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License R157399 (MD) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License SP018186 (PA) 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 Cynthia Class-Mcgrew?

The National Provider Identifier (NPI) for Cynthia Class-Mcgrew is 1770915456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cynthia Class-Mcgrew practice?

The practice location on file with NPPES is in Littlestown, PA. 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 2026-04-28.