Doctor profile · Federal record

Dr. Dena Mayer, RD

Registered Dietitian (CMS: Registered Dietitian or Nutrition Professional) · Oshkosh, WI

  • NPI 1588794895
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
855 N Westhaven Dr
Oshkosh, WI 549047668
(920) 303-8700

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
133V00000X — NUCC code
State license (1)
Wisconsin #1445

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588794895. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
83
Distinct HCPCS
2
Medicare allowed
$2,366
HCPCS Description Services Patients Avg allowed
97802 Therapy procedure for nutrition management, each 15 minutes 49 15 $30
97803 Therapy procedure reassessment for nutrition management, each 15 minutes 34 11 $27

In context: peer comparison

Among 2 peers in this city , average services per provider: 63. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Dena Mayer's medical specialty?
Dr. Dena Mayer practices Registered Dietitian in Oshkosh, WI.
Where does Dr. Dena Mayer practice?
Dr. Dena Mayer practices at 855 N Westhaven Dr, Oshkosh, WI 549047668. Office phone: 9203038700.
What is Dr. Dena Mayer's NPI?
Dr. Dena Mayer's National Provider Identifier (NPI) is 1588794895, issued by NPPES.
Does Dr. Dena Mayer accept Medicare assignment?
Yes. Dr. Dena Mayer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dena Mayer commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure for nutrition management (HCPCS 97802); Therapy procedure reassessment for nutrition management (HCPCS 97803). Source: CMS Medicare Physician & Other Practitioners file.