Doctor profile · Federal record

Dr. Grant Williams, D.C.

Chiropractor (CMS: Chiropractic) · Boscobel, WI

  • NPI 1710981568
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
832 Wisconsin Ave
Boscobel, WI 538051374
(608) 375-5100

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Wisconsin #3150
Medicaid
WI #38898100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710981568. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,222
Distinct HCPCS
1
Medicare allowed
$32,528
HCPCS Description Services Patients Avg allowed
98940 Chiropractic manipulative treatment, 1-2 spinal regions 1,222 173 $27

In context: peer comparison

Among 1 peers in Boscobel Chiropractor, average services per provider: 1,222. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Williams's medical specialty?
Dr. Grant Williams practices Chiropractor in Boscobel, WI.
Where does Dr. Grant Williams practice?
Dr. Grant Williams practices at 832 Wisconsin Ave, Boscobel, WI 538051374. Office phone: 6083755100.
What is Dr. Grant Williams's NPI?
Dr. Grant Williams's National Provider Identifier (NPI) is 1710981568, issued by NPPES.
Does Dr. Grant Williams accept Medicare assignment?
Yes. Dr. Grant Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Williams commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.