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

Christopher W Lewis

Clinical Social Worker in Ashland, OH · enumerated 2017.

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

National Provider Identifier

1750891750

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Registry record

Entity type Individual (Type 1)

Name Christopher W Lewis

Sex Male

Practice address Ashland, OH, 44805

Phone (419) 281-3716

Enumeration date Oct 4, 2017

Last updated in NPPES Apr 15, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers Secondary

171M00000X Case Manager/Care Coordinator Other Service Providers Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License I.2405332 (OH) 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 Christopher Lewis?

The National Provider Identifier (NPI) for Christopher Lewis is 1750891750, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Lewis practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-15.