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

Dr. Douglas Aaron Rex, DO

Individual provider Surgery Physician · NPI 1912185661

Dr. Douglas Aaron Rex, DO is a General Surgery in Marion, Indiana. Graduated from University of Pikeville, Kentucky College of Osteopathic Med in 2003, 23 years ago. Practices with Marion General Hospital, a 117-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
23
Trained at
University of Pikeville, Kentucky College of Osteopathic Med
Licensed in
IN
In the registry since
2008
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

330 N Wabash Ave Ste G370
Marion, IN 46952-2678
Phone: (765) 660-7500
Fax: (765) 662-3411
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 02003334B (IN)

Record details

NPI number1912185661
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedFebruary 5, 2008
Last updated in NPPESOctober 20, 2020
Certification dateOctober 20, 2020
Mailing address330 N Wabash, Ste 320, Marion, IN 46952-2600

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF PIKEVILLE, KENTUCKY COLLEGE OF OSTEOPATHIC MED
Graduated 2003 (23 years in practice)
Group practice Marion General Hospital — 117 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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