Doctor profile · Federal record

Dr. Dariusz Nasiek, M.D.

Anesthesiology Physician (CMS: Interventional Pain Management) · Passaic, NJ

  • NPI 1285636852
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 Boulevard
Passaic, NJ 070552840
(973) 365-4300
Mailing address
Po Box 343
Midland Park, NJ 074320343

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New Jersey #25MA06262500
Medicaid
NJ #0040932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285636852. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Saluda Medical Americas, INC. 1 $22.36

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
120
Patients
47
Total drug cost
$710
Drug Type Claims Patients Total cost
Cyclobenzaprine Hcl Generic 29 20 $226
Alprazolam Generic 20 0 $98
Tramadol Hcl Generic 17 15 $43
Naproxen Generic 16 12 $166
Ibuprofen Generic 14 0 $95
Oxycodone Hcl Generic 12 0 $39
Tizanidine Hcl Generic 12 0 $42

Frequently asked questions

Auto-generated from federal data
What is Dr. Dariusz Nasiek's medical specialty?
Dr. Dariusz Nasiek practices Anesthesiology Physician in Passaic, NJ.
Where does Dr. Dariusz Nasiek practice?
Dr. Dariusz Nasiek practices at 350 Boulevard, Passaic, NJ 070552840. Office phone: 9733654300.
What is Dr. Dariusz Nasiek's NPI?
Dr. Dariusz Nasiek's National Provider Identifier (NPI) is 1285636852, issued by NPPES.
Does Dr. Dariusz Nasiek accept Medicare assignment?
Yes. Dr. Dariusz Nasiek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jul 19, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›