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

Steven J Mahon, DO

Individual provider Emergency Medicine Physician · NPI 1710285788

Steven J Mahon, DO is an Emergency Medicine in Indianapolis, Indiana. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2013, 13 years ago. Practices with Clarksville Emergency Group PC, a 152-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
13
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IN
In the registry since
2011
Specialties on file
3
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.

See every abbreviation used in this directory →

Practice location Address checks out

950 N Meridian St
Indianapolis, IN 46204-1077
Phone: (317) 963-2200
Fax: (317) 963-1621
Show map & directions

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

Additional practice locations (2)

  • 20201 Crawford Ave, Olympia Fields, IL 60461-1010 — (708) 747-4000
  • 996 S State Road 135, Greenwood, IN 46143-7365 — (317) 893-3888

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 02004332A (IN)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 02004332 (IN)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1710285788
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 1, 2011
Last updated in NPPESNovember 9, 2022
Certification dateNovember 9, 2022

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2013 (13 years in practice)
Group practice Clarksville Emergency Group Pc — 152 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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