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

Dennis Chan, MD

Individual provider Internal Medicine Physician · NPI 1679005243

Dennis Chan, MD is a Radiation Oncology in Maywood, Illinois. Graduated from Rush Medical College of Rush University in 2017, 9 years ago. Practices with Radiation Oncology Associates LLC, a 3-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Michigan.

Years since qualifying
9
Trained at
Rush Medical College of Rush University
Licensed in
IL, MI
In the registry since
2017
Specialties on file
4
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

2160 S 1st Ave
Maywood, IL 60153
Phone: (888) 584-7888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4201 Saint Antoine St, Detroit, MI 48201 — (800) 527-6266

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 125.071442 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125.071442 (IL)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 4301115711 (MI)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1679005243
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 1, 2017
Last updated in NPPESOctober 23, 2019
Mailing address2160 S 1st Ave, Maywood, IL 60153-3328

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2017 (9 years in practice)
Group practice Radiation Oncology Associates Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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