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

Dennis W Prohaska, DO

Individual provider Physician Assistant · NPI 1689651010

Dennis W Prohaska, DO is a Diagnostic Radiology in Chicago, Illinois. Graduated from Chicago College of Osteopathy in 2010, 16 years ago. Practices with Premier Radiology Wisconsin LLC, a 111-clinician group and accepts Medicare assignment. Licensed in Illinois, Indiana and Wisconsin.

Years since qualifying
16
Trained at
Chicago College of Osteopathy
Licensed in
IL, IN, WI
In the registry since
2005
Specialties on file
4
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

1516 S Wabash Ave Apt 1104
Chicago, IL 60605-2903
Phone: (414) 870-5178
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 02004880B (IN)
Physician Assistant Taxonomy 363A00000X · Licence 1610-023 (WI)
Physician Assistant Taxonomy 363A00000X · Licence 085-002276 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 085-002276 (IL)

Record details

NPI number1689651010
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 28, 2005
Last updated in NPPESJuly 15, 2016
Mailing address1516 S Wabash Ave, Apt 1104, Chicago, IL 60605-2903

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolCHICAGO COLLEGE OF OSTEOPATHY
Graduated 2010 (16 years in practice)
Group practice Premier Radiology Wisconsin Llc — 111 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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