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

Johnathan Au, MD, MPH

Individual provider Diagnostic Radiology Physician · NPI 1518463231

Johnathan Au, MD, MPH is a Diagnostic Radiology in Evanston, Illinois. Qualified in 2018, 8 years ago. Practices with Green Bay Radiology SC, a 24-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
8
Licensed in
IL, WI
In the registry since
2018
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

2650 Ridge Ave Dept OF Radiology
Evanston, IL 60201
Phone: (847) 570-2486
Show map & directions

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

Additional practice locations (1)

  • 925 Seneca St, Seattle, WA 98101 — (206) 583-6079

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 036163315 (IL)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 83034-20 (WI)

Record details

NPI number1518463231
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedApril 2, 2018
Last updated in NPPESApril 22, 2024
Certification dateApril 22, 2024
Mailing address2650 Ridge Ave., Dept. Of Radiology, Evanston, IL 60201

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Green Bay Radiology Sc — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations16 on file with Medicare

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