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

Robert Clendenin, MD

Individual provider Addiction Medicine (Psychiatry & Neurology) Physician · NPI 1427436088

Robert Clendenin, MD is an Addiction Medicine (Psychiatry & Neurology) Physician in Shawnee, Oklahoma. Practices as a sole proprietor. Licensed in California, Oklahoma and Puerto Rico.

Licensed in
CA, OK, PR
In the registry since
2015
Specialties on file
13
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

432 N Broadway Ave
Shawnee, OK 74801-6922
Phone: (405) 562-8380
Show map & directions

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

Specialties & licences

Procedural Dermatology Physician (primary) Taxonomy 207NS0135X · Licence 10884 (OK)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence 10884 (OK)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence C36830 (CA)
Neurology Physician Taxonomy 2084N0400X · Licence C36830 (CA)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence 21634 (PR)
Neurology Physician Taxonomy 2084N0400X · Licence 10884 (OK)
Neurology Physician Taxonomy 2084N0400X · Licence 21634 (PR)
Brain Injury Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P0301X · Licence 10884 (OK)
Brain Injury Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P0301X · Licence C36830 (CA)
Brain Injury Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P0301X · Licence 21634 (PR)
Psychiatry Physician Taxonomy 2084P0800X · Licence 10884 (OK)
Psychiatry Physician Taxonomy 2084P0800X · Licence C36830 (CA)
Psychiatry Physician Taxonomy 2084P0800X · Licence 21634 (PR)

Record details

NPI number1427436088
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 14, 2015
Last updated in NPPESMarch 9, 2022
Certification dateMarch 9, 2022