Doctor profile · Federal record

Dr. Mark Leber, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Brooklyn, NY

  • NPI 1629090634
  • Accepts Medicare
  • MIPS 85.0 / 100 · 2023
  • 50 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
121 Dekalb Ave, Brooklyn Hospital Center
Brooklyn, NY 11201
(718) 250-8000
fax (610) 617-6280
Mailing address
Po Box 31724, Brooklyn Hospital Center
Hartford, CT 061501724

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 24, 2007
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #1331491
Medicaid
NY #00834506

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629090634. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
109
Distinct HCPCS
3
Medicare allowed
$16,785
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 50 50 $140
99285 Emergency department visit with high level of medical decision making 40 40 $205
99283 Emergency department visit with low level of medical decision making 19 19 $84

In context: peer comparison

Among 223 peers in this city , average services per provider: 74. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $26.15

By nature of payment

Food and Beverage
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
14
Total drug cost
$41
Drug Type Claims Patients Total cost
Ibuprofen Generic 14 14 $41

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Leber's medical specialty?
Dr. Mark Leber practices Emergency Medicine Physician in Brooklyn, NY.
Where does Dr. Mark Leber practice?
Dr. Mark Leber practices at 121 Dekalb Ave, Brooklyn, NY 11201. Office phone: 7182508000.
What is Dr. Mark Leber's NPI?
Dr. Mark Leber's National Provider Identifier (NPI) is 1629090634, issued by NPPES.
Does Dr. Mark Leber accept Medicare assignment?
Yes. Dr. Mark Leber accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Leber commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.