Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Michael David Williams, M.D.

Vascular & Interventional Radiology Physician in Tyler, TX · enumerated 2006.

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

National Provider Identifier

1083669246

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Registry record

Entity type Individual (Type 1)

Name Dr. Michael David Williams

Credential M.D.

Sex Male

Practice address 910 E Houston St Ste 100, Tyler, TX, 75702

Phone (903) 705-0072

Fax (903) 705-0068

Enumeration date May 24, 2006

Last updated in NPPES Jun 12, 2026

Taxonomy & licenses

2085N0700X Neuroradiology Physician Allopathic & Osteopathic Physicians · License N1223 (TX) Secondary

2085R0204X Vascular & Interventional Radiology Physician Allopathic & Osteopathic Physicians · License N1223 (TX) Primary

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License N1223 (TX) 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
282066401	Medicaid	TX	-

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 Michael Williams?

The National Provider Identifier (NPI) for Michael Williams is 1083669246, a Type 1 (individual) record in the CMS NPPES registry.

Where does Michael Williams practice?

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

Other providers at this practice address

Browse all →

Robert Epps Oncology Pharmacist · Tyler, TX NPI 1962573378 Nanna Sulai Hematology & Oncology Physician · Tyler, TX NPI 1376864017 Amy Bradbery Family Nurse Practitioner · Tyler, TX NPI 1679825640 Jill Smith Physician Assistant · Tyler, TX NPI 1659853356 Brandi Jackson Family Nurse Practitioner · Tyler, TX NPI 1356817050 Lane Dudo Nurse Practitioner · Tyler, TX NPI 1164994430 Nathan Sewell Family Nurse Practitioner · Tyler, TX NPI 1962367227 Virginia Blankinship Nurse Practitioner · Tyler, TX NPI 1184566184

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-12.