Doctor profile · Federal record

Dr. Marcus Nielson, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Phoenix, AZ

  • NPI 1376257170
  • Accepts Medicare
  • 3 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2355 E Camelback RD Ste 625
Phoenix, AZ 850163458
(480) 581-8536
Mailing address
647 N Robson
Mesa, AZ 852015040

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Profile last updated
September 8, 2024
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Arizona #301764 · Arizona #RN168434

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376257170. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$899
Transactions
51
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 29 $256.13
E.R. Squibb & Sons, L.L.C. 3 $150.29
Axsome Therapeutics, INC. 2 $150.11
Alkermes, INC. 4 $94.14
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 3 $66.61
Corium, LLC 4 $64.18
Lundbeck LLC 2 $39.11
Almatica Pharma LLC 1 $24.70
LivaNova USA, INC. 1 $20.16
Vertical Pharmaceuticals, LLC 1 $20.07
Ironshore Pharmaceuticals INC. 1 $13.79

By nature of payment

Food and Beverage
$899

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcus Nielson's medical specialty?
Dr. Marcus Nielson practices Psychiatric/Mental Health Nurse Practitioner in Phoenix, AZ.
Where does Dr. Marcus Nielson practice?
Dr. Marcus Nielson practices at 2355 E Camelback RD Ste 625, Phoenix, AZ 850163458. Office phone: 4805818536.
What is Dr. Marcus Nielson's NPI?
Dr. Marcus Nielson's National Provider Identifier (NPI) is 1376257170, issued by NPPES.
Does Dr. Marcus Nielson accept Medicare assignment?
Yes. Dr. Marcus Nielson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.