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

Ryan Sullivan, DO

Individual provider Emergency Medicine Physician · NPI 1801029657

Ryan Sullivan, DO is an Emergency Medicine in Fort Smith, Arkansas. Graduated from Pacific University - College of Optometry in 2008, 18 years ago. Practices with Greenbrier Emergency Services, Inc, a 54-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Arkansas and Oklahoma.

Years since qualifying
18
Trained at
Pacific University - College of Optometry
Licensed in
AR, OK
In the registry since
2009
Specialties on file
2
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

7301 Rogers Ave
Fort Smith, AR 72903-4100
Phone: (479) 314-6241
Fax: (479) 452-0275
Show map & directions

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

Additional practice locations (2)

  • 2710 S Rife Medical Ln, Rogers, AR 72758-1452 — (479) 636-0200
  • 4401 S Western Ave, Oklahoma City, OK 73109-3413 — (405) 636-7709

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence E-8248 (AR)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 4817 (OK)

Record details

NPI number1801029657
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedAugust 27, 2009
Last updated in NPPESDecember 2, 2022
Certification dateDecember 2, 2022
Mailing address7301 Rogers Ave, Fort Smith, AR 72903-4100

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolPACIFIC UNIVERSITY - COLLEGE OF OPTOMETRY
Graduated 2008 (18 years in practice)
Group practice Greenbrier Emergency Services, Inc. — 54 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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