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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MARK WILLIAMS M.D.
NPI 1801852942
Family Medicine in Mountain Home, AR

Active since April 26, 2006
405 BUTTERCUP DR, MOUNTAIN HOME, AR 72653(870) 508-8605(870) 424-3357 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark Williams M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK WILLIAMS M.D. (NPI 1801852942) is an individual family medicine provider in Mountain Home, Arkansas, licensed in Arkansas (E-2733) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1801852942
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameMARK WILLIAMSCredential: M.D.
Location Address405 BUTTERCUP DRMountain Home, AR 72653-2910
Mailing Address405 Buttercup DrMountain Home, AR 72653-2910 · (870) 508-8605 · Fax (870) 424-3357
Phone(870) 508-8605
Fax(870) 424-3357
Sole ProprietorNo
Enumeration DateApril 26, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1801852942 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in AR · E-2733
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
405 BUTTERCUP DR, Mountain Home, AR 72653
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Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DEBORAH STEPP
Nurse Practitioner (Family)
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030
MRS. LORRAINE DYESS FNP
Nurse Practitioner (Family)
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030
SAMMY BARNES
Nurse Practitioner (Family)
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 508-8605
NORMAN F. CLOTHIER JR. M.D.
Family Medicine
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030
JAMES ANTHONY DORETHY MSW,LCSW
Social Worker (Clinical)
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 508-8614
SAMANTHA SHIPMAN M.D.
Pediatrics
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030
LINCOLN PADEN MEDICAL GROUP PLLC
Family Medicine
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030
DR. RICHARD LEE BURNETT M.D.
Family Medicine
405 BUTTERCUP DR
MOUNTAIN HOME, AR 72653
Baxter County (870) 425-3030

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Williams's NPI number?

The NPI number for Mark Williams is 1801852942. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Mark Williams located?

Mark Williams practices at 405 Buttercup Dr, Mountain Home, AR 72653. The listed phone number is (870) 508-8605.

What is Mark Williams's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Mark Williams was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.