Doctor profile · Federal record

Dr. Diane Maryniarczyk, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Evergreen Park, IL

  • NPI 1285479428
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2850 W 95Th St Ste 106
Evergreen Park, IL 608052703
(708) 888-8287

Credentials & registration

NPPES · NUCC
NPI registered
June 2024 — 2 yrs on file
Profile last updated
April 16, 2025
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209.029889

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285479428. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$256
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Blue Earth Diagnostics Limited 3 $71.43
Sumitomo Pharma America, INC. 2 $51.20
Bayer Healthcare Pharmaceuticals INC. 1 $32.47
Dendreon Pharmaceuticals LLC 1 $27.52
Lantheus Medical Imaging, INC. 1 $25.82
Myriad Genetic Laboratories, INC. 1 $24.45
180 Medical, INC. 1 $23.57

By nature of payment

Food and Beverage
$256

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Maryniarczyk's medical specialty?
Dr. Diane Maryniarczyk practices Family Nurse Practitioner in Evergreen Park, IL.
Where does Dr. Diane Maryniarczyk practice?
Dr. Diane Maryniarczyk practices at 2850 W 95Th St Ste 106, Evergreen Park, IL 608052703. Office phone: 7088888287.
What is Dr. Diane Maryniarczyk's NPI?
Dr. Diane Maryniarczyk's National Provider Identifier (NPI) is 1285479428, issued by NPPES.
Does Dr. Diane Maryniarczyk accept Medicare assignment?
Yes. Dr. Diane Maryniarczyk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.