Doctor profile · Federal record

Dr. Karen Hemmes, RDN

Registered Dietitian · Tempe, AZ

  • NPI 1023736295
  • 4 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
222 S Mill Ave Ste 800
Tempe, AZ 852812899
(602) 469-2539

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Profile last updated
May 12, 2025
Specialty taxonomy
133V00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023736295. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
2
Medicare allowed
$3,069
HCPCS Description Services Patients Avg allowed
97803 Therapy procedure reassessment for nutrition management, each 15 minutes 56 14 $26
97802 Therapy procedure for nutrition management, each 15 minutes 53 13 $30

In context: peer comparison

Among 2 peers in Tempe Registered Dietitian, average services per provider: 141. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Hemmes's medical specialty?
Dr. Karen Hemmes practices Registered Dietitian in Tempe, AZ.
Where does Dr. Karen Hemmes practice?
Dr. Karen Hemmes practices at 222 S Mill Ave Ste 800, Tempe, AZ 852812899. Office phone: 6024692539.
What is Dr. Karen Hemmes's NPI?
Dr. Karen Hemmes's National Provider Identifier (NPI) is 1023736295, issued by NPPES.
What procedures does Dr. Karen Hemmes commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure reassessment for nutrition management (HCPCS 97803); Therapy procedure for nutrition management (HCPCS 97802). Source: CMS Medicare Physician & Other Practitioners file.