Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Michael D Williams, MD

Individual provider Gastroenterology Physician · NPI 1750334470

Dr. Michael D Williams, MD is a Gastroenterology in Columbia, Missouri. Graduated from University of Missouri, Columbia School of Medicine in 2003, 23 years ago. Practices with Gastrointestinal Associates, LLC, a 31-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
23
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
MO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

210 Portland St Ste 100
Columbia, MO 65201-6677
Phone: (573) 777-8818
Fax: (573) 777-8819
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 2017008968 (MO)

Record details

NPI number1750334470
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 17, 2006
Last updated in NPPESOctober 6, 2022
Certification dateOctober 6, 2022
Mailing address210 Portland St Ste 100, Columbia, MO 65201-6677

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Gastrointestinal Associates, Llc — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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