Doctor profile · Federal record

Dr. Joseph Holtzclaw, RDN

Registered Dietitian (CMS: Registered Dietitian or Nutrition Professional) · Norman, OK

  • NPI 1275112278
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15951 Little Axe Dr
Norman, OK 730269088
(405) 447-0300
fax (405) 701-7631

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
March 25, 2026
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
133V00000X — NUCC code
State license (1)
Oklahoma #2545

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275112278. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64
Distinct HCPCS
1
Medicare allowed
$1,612
HCPCS Description Services Patients Avg allowed
97803 Therapy procedure reassessment for nutrition management, each 15 minutes 64 17 $25

In context: peer comparison

Among 2 peers in Norman Registered Dietitian, average services per provider: 98. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Holtzclaw's medical specialty?
Dr. Joseph Holtzclaw practices Registered Dietitian in Norman, OK.
Where does Dr. Joseph Holtzclaw practice?
Dr. Joseph Holtzclaw practices at 15951 Little Axe Dr, Norman, OK 730269088. Office phone: 4054470300.
What is Dr. Joseph Holtzclaw's NPI?
Dr. Joseph Holtzclaw's National Provider Identifier (NPI) is 1275112278, issued by NPPES.
Does Dr. Joseph Holtzclaw accept Medicare assignment?
Yes. Dr. Joseph Holtzclaw accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Holtzclaw commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure reassessment for nutrition management (HCPCS 97803). Source: CMS Medicare Physician & Other Practitioners file.