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

Mr. Joseph Holtzclaw, RDN

Individual provider Registered Dietitian · NPI 1275112278

Mr. Joseph Holtzclaw, RDN is a Registered Dietitian OR Nutrition Professional in Norman, Oklahoma. Qualified in 2007, 19 years ago. Practices with Absentee Shawnee Tribal Health Authority, Inc, a 84-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
19
Licensed in
OK
In the registry since
2021
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

15951 Little Axe Dr
Norman, OK 73026-9088
Phone: (405) 447-0300
Fax: (405) 701-7631
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 2545 (OK)

Record details

NPI number1275112278
Entity typeIndividual (Type 1)
GenderMale
Credentials RDN
Sole proprietorYes
NPI enumeratedApril 6, 2021
Last updated in NPPESMarch 25, 2026
Certification dateMarch 25, 2026

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Absentee Shawnee Tribal Health Authority, Inc — 84 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Norman