Doctor profile · Federal record

Dr. Justin Mazur, M.D.

Emergency Medicine Physician · Brooklyn, NY

  • NPI 1962603068
  • MIPS 85.0 / 100 · 2023
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4802 10Th Ave
Brooklyn, NY 112192916
(718) 283-6031
Mailing address
138 W Houston St, Apt 3
New York, NY 100122560

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 22, 2011
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #244263

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962603068. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
271
Distinct HCPCS
3
Medicare allowed
$48,583
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 164 160 $200
99284 Emergency department visit with moderate level of medical decision making 96 92 $137
99291 Critical care, first 30-74 minutes 11 11 $241

In context: peer comparison

Among 223 peers in this city , average services per provider: 74. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 1 $21.30

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
13
Total drug cost
$1,130
Drug Type Claims Patients Total cost
Cefpodoxime Proxetil Generic 13 13 $1,130

Frequently asked questions

Auto-generated from federal data
What is Dr. Justin Mazur's medical specialty?
Dr. Justin Mazur practices Emergency Medicine Physician in Brooklyn, NY.
Where does Dr. Justin Mazur practice?
Dr. Justin Mazur practices at 4802 10Th Ave, Brooklyn, NY 112192916. Office phone: 7182836031.
What is Dr. Justin Mazur's NPI?
Dr. Justin Mazur's National Provider Identifier (NPI) is 1962603068, issued by NPPES.
What procedures does Dr. Justin Mazur commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.