Doctor profile · Federal record

Dr. Ashley Williamson, M.D.

Vascular Surgery Physician (CMS: Vascular Surgery) · Surgery Physician · Vascular Surgery Physician · Chicago, IL

  • NPI 1548640386
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave # Mc6040
Chicago, IL 606371447
(773) 753-1880
fax (773) 702-2140
Additional location
10855 Virginia St
Crown Point, IN 463070210
(888) 824-0200
Mailing address
150 Harvester Dr Ste 300
Burr Ridge, IL 605275965

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
June 5, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2086S0129X — NUCC code
State licenses (3)
Illinois #036143888 · Illinois #125066659 · Indiana #01094916A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548640386. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,296
Transactions
21
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 16 $6,819.89
W. L. Gore & Associates, INC. 2 $197.55
Silk Road Medical, INC. 1 $166.30
Medtronic, INC. 1 $78.16
E.R. Squibb & Sons, L.L.C. 1 $34.33

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$4,000
Travel and Lodging
$2,716
Food and Beverage
$580

Frequently asked questions

Auto-generated from federal data
What is Dr. Ashley Williamson's medical specialty?
Dr. Ashley Williamson practices Vascular Surgery Physician in Chicago, IL.
Where does Dr. Ashley Williamson practice?
Dr. Ashley Williamson practices at 5841 S Maryland Ave # Mc6040, Chicago, IL 606371447. Office phone: 7737531880.
What is Dr. Ashley Williamson's NPI?
Dr. Ashley Williamson's National Provider Identifier (NPI) is 1548640386, issued by NPPES.
Does Dr. Ashley Williamson accept Medicare assignment?
Yes. Dr. Ashley Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Aug 24, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›