Doctor profile · Federal record

Dr. Muaz Assaf, MD

Internal Medicine Physician (CMS: Internal Medicine) · Berwyn, IL

  • NPI 1497337802
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3231 Euclid Ave
Berwyn, IL 604023471
(708) 783-7017
fax (770) 878-3334
Additional location
1924 Alcoa Hwy
Knoxville, TN 379201511
(865) 305-9340
fax (865) 305-9144

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
July 8, 2024
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036170605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497337802. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $27.21
Janssen Pharmaceuticals, INC 1 $22.68

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
303
Patients
12
Total drug cost
$21,401
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 34 12 $518
Amlodipine Besylate Generic 28 0 $120
Rosuvastatin Calcium Generic 25 0 $200
Gabapentin Generic 24 0 $231
Omeprazole Generic 23 0 $297
Carvedilol Generic 22 0 $282
Hydrochlorothiazide Generic 21 0 $76
Lisinopril Generic 21 0 $139
Montelukast Sodium Generic 19 0 $282
Losartan Potassium Generic 17 0 $370

Frequently asked questions

Auto-generated from federal data
What is Dr. Muaz Assaf's medical specialty?
Dr. Muaz Assaf practices Internal Medicine Physician in Berwyn, IL.
Where does Dr. Muaz Assaf practice?
Dr. Muaz Assaf practices at 3231 Euclid Ave, Berwyn, IL 604023471. Office phone: 7087837017.
What is Dr. Muaz Assaf's NPI?
Dr. Muaz Assaf's National Provider Identifier (NPI) is 1497337802, issued by NPPES.
Does Dr. Muaz Assaf accept Medicare assignment?
Yes. Dr. Muaz Assaf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.