Doctor profile · Federal record

Dr. Freager Williams, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Oakbrook Terrace, IL

  • NPI 1528103207
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
17W740 22Nd St
Oakbrook Terrace, IL 601814402
(630) 627-7162

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
May 5, 2021
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Illinois #036-107930

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528103207. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$329
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 11 11 $30

In context: peer comparison

Among 2 peers in Oakbrook Terrace Obstetrics & Gynecology Physician, average services per provider: 16. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Freager Williams's medical specialty?
Dr. Freager Williams practices Obstetrics & Gynecology Physician in Oakbrook Terrace, IL.
Where does Dr. Freager Williams practice?
Dr. Freager Williams practices at 17W740 22Nd St, Oakbrook Terrace, IL 601814402. Office phone: 6306277162.
What is Dr. Freager Williams's NPI?
Dr. Freager Williams's National Provider Identifier (NPI) is 1528103207, issued by NPPES.
Does Dr. Freager Williams accept Medicare assignment?
Yes. Dr. Freager Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Freager Williams commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.