Doctor profile · Federal record

Dr. Steven Peyser, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Massapequa, NY

  • NPI 1689641045
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4160 Merrick Road
Massapequa, NY 11758
(516) 797-6700
fax (516) 797-8463

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
New York #1687431
Medicaid
NY #01648315

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689641045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35,221
Distinct HCPCS
10
Medicare allowed
$577,672
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 15,900 83 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 14,975 168 $0
76536 Ultrasound scan of head and neck soft tissue 1,032 1,011 $136
71046 X-ray of chest, 2 views 612 602 $40
71250 Ct scan of chest without contrast 318 305 $163
77063 Screening 3d breast mammography 242 242 $63
77067 Screening mammography 242 242 $156
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 225 216 $63
76641 Complete ultrasound scan of 1 breast 171 165 $178
76700 Complete ultrasound scan of abdomen 154 153 $139

In context: peer comparison

Among 1 peers in Massapequa Diagnostic Radiology Physician, average services per provider: 880. This provider delivers 40× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Heartflow, INC. 1 $180.08

By nature of payment

Food and Beverage
$180

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Peyser's medical specialty?
Dr. Steven Peyser practices Diagnostic Radiology Physician in Massapequa, NY.
Where does Dr. Steven Peyser practice?
Dr. Steven Peyser practices at 4160 Merrick Road, Massapequa, NY 11758. Office phone: 5167976700.
What is Dr. Steven Peyser's NPI?
Dr. Steven Peyser's National Provider Identifier (NPI) is 1689641045, issued by NPPES.
Does Dr. Steven Peyser accept Medicare assignment?
Yes. Dr. Steven Peyser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Peyser commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Ultrasound scan of head and neck soft tissue (HCPCS 76536). Source: CMS Medicare Physician & Other Practitioners file.