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

Dr. James Van Siatras, DO

Individual provider Surgery Physician · NPI 1164672572

Dr. James Van Siatras, DO is a General Surgery in Olympia Fields, Illinois. Graduated from Chicago College of Osteopathy in 2006, 20 years ago. Practices with Indiana Surgical Associates PC, a 15-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
20
Trained at
Chicago College of Osteopathy
Licensed in
IL
In the registry since
2008
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

20201 Crawford Ave
Olympia Fields, IL 60461-1010
Phone: (708) 747-4000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 125050873 (IL)

Record details

NPI number1164672572
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 22, 2008
Last updated in NPPESSeptember 22, 2008
Mailing address500 S Clinton St Apt 412, Chicago, IL 60607-4322

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolCHICAGO COLLEGE OF OSTEOPATHY
Graduated 2006 (20 years in practice)
Group practice Indiana Surgical Associates Pc — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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