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

Gretchen J Mcknew, MSW

Clinical Social Worker in Washington, DC · enumerated 2007 · practices at Charles A Raugh Dpm PC.

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

National Provider Identifier

1710021720

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Registry record

Entity type Individual (Type 1)

Name Gretchen J Mcknew

Credential MSW

Sex Female

Practice address Washington, DC, 20006

Phone (202) 296-0305

Enumeration date Feb 16, 2007

Last updated in NPPES Jul 8, 2007

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 · License LC300596 (DC) 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 Gretchen Mcknew?

The National Provider Identifier (NPI) for Gretchen Mcknew is 1710021720, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gretchen Mcknew practice?

The practice location on file with NPPES is in Washington, DC. 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 2007-07-08.