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

Ashley Jillian Williamson, MD

Individual provider Surgery Physician · NPI 1548640386

Ashley Jillian Williamson, MD is a Vascular Surgery in Chicago, Illinois. Qualified in 2015, 11 years ago. Practices with University of Chicago, a 1,681-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
11
Licensed in
IL, IN
In the registry since
2015
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5841 S Maryland Ave # MC6040
Chicago, IL 60637-1447
Phone: (773) 753-1880
Fax: (773) 702-2140
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 10855 Virginia St, Crown Point, IN 46307-0210 — (888) 824-0200

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence 036143888 (IL)
Surgery Physician Taxonomy 208600000X · Licence 125066659 (IL)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence 01094916A (IN)

Record details

NPI number1548640386
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 7, 2015
Last updated in NPPESJune 5, 2025
Certification dateJune 5, 2025

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice University Of Chicago — 1681 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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