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

Dr. Mark H Williams, MD

Individual provider Hospitalist Physician · NPI 1700859873

Dr. Mark H Williams, MD is a Family Practice in Lafayette, Indiana. Graduated from Georgetown University School of Medicine in 1989, 37 years ago. Works from 2 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
37
Trained at
Georgetown University School of Medicine
Licensed in
IN
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2525 S St
Lafayette, IN 47904-3028
Phone: (765) 807-2320
Fax: (765) 807-2330
Show map & directions

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

Additional practice locations (1)

  • 1630 Lafayette Rd, Crawfordsville, IN 47933-1090 — (765) 359-2230

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 01047376A (IN)
Hospitalist Physician Taxonomy 208M00000X · Licence 01047376A (IN)

Record details

NPI number1700859873
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 9, 2006
Last updated in NPPESMarch 21, 2021
Certification dateMarch 21, 2021
Mailing addressPo Box 4699, Lafayette, IN 47903-4699

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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