Doctor profile · Federal record

Dr. Melissa Sixbey, FNP-C

Nurse Practitioner · Oxnard, CA

  • NPI 1811602568
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1600 N Rose Ave
Oxnard, CA 930303722
(805) 320-4402
Mailing address
3163 Orleans Ln
Oxnard, CA 930365344

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
California #95023881

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811602568. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $87.35
Novo Nordisk INC 3 $62.69

By nature of payment

Food and Beverage
$150

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$210
Drug Type Claims Patients Total cost
Cefuroxime (Cefuroxime Axetil) Brand 12 12 $210

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Sixbey's medical specialty?
Dr. Melissa Sixbey practices Nurse Practitioner in Oxnard, CA.
Where does Dr. Melissa Sixbey practice?
Dr. Melissa Sixbey practices at 1600 N Rose Ave, Oxnard, CA 930303722. Office phone: 8053204402.
What is Dr. Melissa Sixbey's NPI?
Dr. Melissa Sixbey's National Provider Identifier (NPI) is 1811602568, issued by NPPES.
Does Dr. Melissa Sixbey accept Medicare assignment?
Yes. Dr. Melissa Sixbey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.