NPI Portal NPI Lookup & Verification

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

David Nelson Vigor, MD

Addiction Psychiatry Physician in Lowell, MI · enumerated 2006.

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

National Provider Identifier

1235144940

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Registry record

Entity type Individual (Type 1)
Name David Nelson Vigor
Credential MD
Sex Male
Practice address Lowell, MI, 49331
Fax (616) 897-0081
Enumeration date Jul 30, 2006
Last updated in NPPES Sep 11, 2025

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

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 4301051646 (MI) Secondary
2084P0802X Addiction Psychiatry Physician Allopathic & Osteopathic Physicians · License 4301051646 (MI) Primary
2084P0805X Geriatric Psychiatry Physician Allopathic & Osteopathic Physicians · License 4301051646 (MI) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
0330457 Other MI BLUE CROSS/BLUE SHIELD
P00092490 Other MI RAILROAD MEDICARE
4301051646 Other MI STATE OF MICHIGAN LICENSE

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.

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Frequently asked questions

How do I verify David Vigor's NPI record?
Cross-check NPI 1235144940 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1235144940 active?
Yes, as of the latest NPPES snapshot, NPI 1235144940 is active (record last updated 2025-09-11).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.