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

Ronald Johnsen, DO

Individual provider Emergency Medicine Physician · NPI 1356400022

Ronald Johnsen, DO is an Emergency Medicine in Hilliard, Ohio. Graduated from R Franklin University of Med & SCI/Chicago Medical School in 1978, 48 years ago. Practices with Ohiohealth Urgent Care LLC, a 128-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
48
Trained at
R Franklin University of Med & SCI/Chicago Medical School
Licensed in
OH
In the registry since
2006
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

4343 All Seasons Dr Ste 160
Hilliard, OH 43026-1962
Phone: (614) 541-2676
Fax: (614) 541-2678
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 34.003587 (OH)

Record details

NPI number1356400022
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESDecember 15, 2021
Mailing address5450 Frantz Rd Ste 360, Dublin, OH 43016-4141

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolR FRANKLIN UNIVERSITY OF MED & SCI/CHICAGO MEDICAL SCHOOL
Graduated 1978 (48 years in practice)
Group practice Ohiohealth Urgent Care Llc — 128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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