Doctor profile · Federal record

Dr. Mazen Kherallah, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Fargo, ND

  • NPI 1922025691
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Broadway N
Fargo, ND 581023641
(701) 234-7200
fax (701) 234-7225

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 14, 2021
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
North Dakota #9502

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922025691. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
608
Distinct HCPCS
5
Medicare allowed
$106,770
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 455 144 $205
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 67 28 $77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 58 31 $113
36620 Insertion of artery tube for blood sampling or infusion through skin 15 14 $43
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 13 12 $81

In context: peer comparison

Among 5 peers in this city , average services per provider: 99. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$121
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Ceribell, Inc. 1 $84.76
Teva Pharmaceuticals USA, Inc. 1 $36.04

By nature of payment

Food and Beverage
$121

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mazen Kherallah's medical specialty?
Dr. Mazen Kherallah practices Critical Care Medicine (Internal Medicine) Physician in Fargo, ND.
Where does Dr. Mazen Kherallah practice?
Dr. Mazen Kherallah practices at 801 Broadway N, Fargo, ND 581023641. Office phone: 7012347200.
What is Dr. Mazen Kherallah's NPI?
Dr. Mazen Kherallah's National Provider Identifier (NPI) is 1922025691, issued by NPPES.
Does Dr. Mazen Kherallah accept Medicare assignment?
Yes. Dr. Mazen Kherallah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mazen Kherallah commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.