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

Benjamin R Rezny, DO

Individual provider Critical Care Medicine (Anesthesiology) Physician · NPI 1457715047

Benjamin R Rezny, DO is a Critical Care (Intensivists) in Iowa City, Iowa. Graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 2016, 10 years ago. Practices with Rutherford Intensivist Group PC, a 19-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa and Tennessee.

Years since qualifying
10
Trained at
Des Moines University of Osteopathic Medicine and Health Sciences
Licensed in
IA, TN
In the registry since
2016
Specialties on file
4
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

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone: (319) 356-2633
Fax: (319) 356-2940
Show map & directions

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

Additional practice locations (1)

  • 701 W Forevergreen Rd, North Liberty, IA 52317-9848 — (319) 356-2633

Specialties & licences

Critical Care Medicine (Anesthesiology) Physician (primary) Taxonomy 207LC0200X · Licence DO-05342 (IA)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence 5305 (TN)
Emergency Medicine Physician Taxonomy 207P00000X · Licence DO-05342 (IA)
Neurology Physician Taxonomy 2084N0400X · Licence DO-05342 (IA)

Record details

NPI number1457715047
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 8, 2016
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesEMERGENCY MEDICINE
Medical schoolDES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Graduated 2016 (10 years in practice)
Group practice Rutherford Intensivist Group Pc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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