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

Dr. Eugene R. Ahn, MD

Individual provider Medical Oncology Physician · NPI 1093911307

Dr. Eugene R. Ahn, MD is a Medical Oncology in Chicago, Illinois. Graduated from University of Miami, Lm Miller School of Medicine in 1997, 29 years ago. Practices with Loyola University Medical Center, a 946-clinician group and accepts Medicare assignment. Licensed in Florida and Illinois.

Years since qualifying
29
Trained at
University of Miami, Lm Miller School of Medicine
Licensed in
FL, IL
In the registry since
2007
Specialties on file
2
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

2361 Paysphere Cir
Chicago, IL 60674
Phone: (847) 746-4358
Fax: (847) 731-1017
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 036.136519 (IL)
Medical Oncology Physician Taxonomy 207RX0202X · Licence ME92099 (FL)

Record details

NPI number1093911307
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2007
Last updated in NPPESOctober 26, 2016
Mailing address2520 Elisha Ave, Zion, IL 60099

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolUNIVERSITY OF MIAMI, LM MILLER SCHOOL OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Loyola University Medical Center — 946 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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