Doctor profile · Federal record

Dr. Melissa Mertz, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Three Rivers, CA

  • NPI 1588164560
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41837 Sierra Dr
Three Rivers, CA 932719795
(559) 462-5030
fax (559) 245-0091

Credentials & registration

NPPES · NUCC
NPI registered
February 2018 — 8 yrs on file
Profile last updated
January 19, 2026
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #95008400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588164560. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, INC. 1 $24.04

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,217
Patients
293
Total drug cost
$25,593
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 145 33 $2,986
Atorvastatin Calcium Generic 141 40 $2,370
Lisinopril Generic 135 41 $2,326
Amlodipine Besylate Generic 92 25 $1,592
Omeprazole Generic 91 22 $1,665
Gabapentin Generic 88 18 $1,748
Losartan Potassium Generic 68 19 $1,164
Meloxicam Generic 68 15 $1,058
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 64 26 $2,777
Alendronate Sodium Generic 59 0 $487

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Mertz's medical specialty?
Dr. Melissa Mertz practices Family Nurse Practitioner in Three Rivers, CA.
Where does Dr. Melissa Mertz practice?
Dr. Melissa Mertz practices at 41837 Sierra Dr, Three Rivers, CA 932719795. Office phone: 5594625030.
What is Dr. Melissa Mertz's NPI?
Dr. Melissa Mertz's National Provider Identifier (NPI) is 1588164560, issued by NPPES.
Does Dr. Melissa Mertz accept Medicare assignment?
Yes. Dr. Melissa Mertz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.