NPI Portal NPI Lookup & Verification

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

Ms. Deborah Joy Whitman, L.M.T.

Massage Therapist in Clyde, MI · enumerated 2014.

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

National Provider Identifier

1841607991

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Registry record

Entity type Individual (Type 1)
Name Ms. Deborah Joy Whitman
Credential L.M.T.
Sex Female
Practice address Clyde, MI, 48049
Enumeration date Jul 21, 2014
Last updated in NPPES Jul 21, 2014

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

Taxonomy & licenses

164W00000X Licensed Practical Nurse Nursing Service Providers · License 4703090166 (MI) Secondary
225700000X Massage Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 7501003013 (MI) 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

Is NPI 1841607991 active?
Yes, as of the latest NPPES snapshot, NPI 1841607991 is active (record last updated 2014-07-21).
How do I verify Deborah Whitman's NPI record?
Cross-check NPI 1841607991 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-07-21.