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

Stephen J O'Neil, MD

Individual provider Surgery Physician · NPI 1629009956

Stephen J O'Neil, MD is a General Surgery in Greenwood, Indiana. Graduated from Northwestern University Feinberg Medical School in 1991, 35 years ago. Practices with Community Physicians of Indiana Inc, a 1,577-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
35
Trained at
Northwestern University Feinberg Medical School
Licensed in
IN
In the registry since
2006
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

701 E County Line Rd Ste 201
Greenwood, IN 46143-1071
Phone: (317) 865-8000
Fax: (317) 865-8012
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 01054157A (IN)

Record details

NPI number1629009956
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESApril 14, 2017
Mailing address6626 E 75th St, Suite 500, Indianapolis, IN 46250-2805

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1991 (35 years in practice)
Group practice Community Physicians Of Indiana Inc — 1577 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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