Doctor profile · Federal record

Dr. Mark Nielsen, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Pinellas Park, FL

  • NPI 1093273328
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7550 43Rd St N
Pinellas Park, FL 337813601
(727) 824-8181

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
February 9, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Florida #APRN11001600
Medicaid
FL #115716900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093273328. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$301
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 2 $146.03
Novo Nordisk Inc 2 $114.42
Exact Sciences Corporation 2 $40.14

By nature of payment

Food and Beverage
$301

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
411
Patients
93
Total drug cost
$21,104
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 60 24 $694
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 34 11 $546
Amlodipine Besylate Generic 33 18 $142
Losartan Potassium Generic 32 16 $402
Lisinopril Generic 31 13 $217
Omeprazole Generic 31 11 $373
Levothyroxine Sodium Generic 28 0 $372
Metformin Hcl Generic 27 0 $172
Gabapentin Generic 21 0 $538
Metoprolol Succinate Generic 21 0 $297

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Nielsen's medical specialty?
Dr. Mark Nielsen practices Family Nurse Practitioner in Pinellas Park, FL.
Where does Dr. Mark Nielsen practice?
Dr. Mark Nielsen practices at 7550 43Rd St N, Pinellas Park, FL 337813601. Office phone: 7278248181.
What is Dr. Mark Nielsen's NPI?
Dr. Mark Nielsen's National Provider Identifier (NPI) is 1093273328, issued by NPPES.
Does Dr. Mark Nielsen accept Medicare assignment?
Yes. Dr. Mark Nielsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.