Doctor profile · Federal record

Dr. Mariusz Gadula, MD

Internal Medicine Physician (CMS: Internal Medicine) · Oak Lawn, IL

  • NPI 1548292832
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4609 W 103Rd St
Oak Lawn, IL 604534718
(708) 425-0070
fax (708) 425-0304

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 6, 2021
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036088145
Medicaid
IL #036088145

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548292832. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14,336
Distinct HCPCS
10
Medicare allowed
$415,219
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 1,162 239 $65
36415 Insertion of needle into vein for collection of blood sample 748 283 $8
82040 Albumin (protein) level 626 281 $5
82150 Amylase (enzyme) level 626 281 $6
82247 Bilirubin level, total 626 281 $5
82565 Blood creatinine level 626 281 $5
84075 Phosphatase (enzyme) level, alkaline 626 281 $5
84450 Liver enzyme (sgot), level 626 281 $5
84460 Liver enzyme (sgpt), level 626 281 $5
84520 Urea nitrogen level to assess kidney function, quantitative 626 281 $4

In context: peer comparison

Among 29 peers in this city , average services per provider: 146. This provider delivers 98× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$316
Transactions
15
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 8 $177.15
Amgen Inc. 3 $61.27
Inspire Medical Systems, Inc. 2 $37.35
Xeris Pharmaceuticals, Inc. 1 $20.72
Novo Nordisk Inc 1 $20.00

By nature of payment

Food and Beverage
$316

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,108
Patients
1,137
Total drug cost
$61,913
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 790 222 $12,004
Pantoprazole Sodium Generic 437 128 $6,237
Levothyroxine Sodium Generic 410 106 $8,028
Amlodipine Besylate Generic 370 104 $4,656
Lisinopril Generic 271 78 $2,822
Metformin Hcl Generic 266 69 $3,616
Metoprolol Succinate Generic 232 61 $5,176
Hydrochlorothiazide Generic 187 54 $1,478
Furosemide Generic 184 54 $1,542
Carvedilol Generic 176 48 $2,508

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariusz Gadula's medical specialty?
Dr. Mariusz Gadula practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Mariusz Gadula practice?
Dr. Mariusz Gadula practices at 4609 W 103Rd St, Oak Lawn, IL 604534718. Office phone: 7084250070.
What is Dr. Mariusz Gadula's NPI?
Dr. Mariusz Gadula's National Provider Identifier (NPI) is 1548292832, issued by NPPES.
Does Dr. Mariusz Gadula accept Medicare assignment?
Yes. Dr. Mariusz Gadula accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariusz Gadula commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Albumin (protein) level (HCPCS 82040). Source: CMS Medicare Physician & Other Practitioners file.