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

Gary Raymond Denny, DO

Individual provider Addiction Medicine (Internal Medicine) Physician · NPI 1558393637

Gary Raymond Denny, DO is an Orthopedic Surgery in Tulsa, Oklahoma. Graduated from Oklahoma State University College of Osteopathic Medicine in 1989, 37 years ago. Practices with Oklahoma State University, a 112-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
37
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
OK
In the registry since
2006
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

5310 E 31st St Fl 11 Ste 1102
Tulsa, OK 74135-5018
Phone: (918) 561-1700
Fax: (918) 561-1701
Show map & directions

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

Specialties & licences

Addiction Medicine (Internal Medicine) Physician (primary) Taxonomy 207RA0401X · Licence 2858 (OK)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 2858 (OK)

Record details

NPI number1558393637
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESMarch 29, 2022
Certification dateMarch 29, 2022
Mailing address5310 E 31st St Fl 13, Tulsa, OK 74135-5018

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Also practisesADDICTION MEDICINE
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1989 (37 years in practice)
Group practice Oklahoma State University — 112 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount