Doctor profile · Federal record

Dr. Steven Lomasky, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Rockville Centre, NY

  • NPI 1891738456
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
242 Merrick RD, Suite 403
Rockville Centre, NY 115705254
(516) 536-3700
fax (516) 536-4309

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 19, 2021
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
New York #152077

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891738456. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,311
Distinct HCPCS
7
Medicare allowed
$302,135
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,663 697 $151
J0897 Injection, denosumab, 1 mg 1,226 60 $22
36415 Insertion of needle into vein for collection of blood sample 1,057 542 $8
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 141 67 $39
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 106 40 $63
96372 Injection of drug or substance under skin or into muscle 105 60 $17
99213 Established patient office or other outpatient visit, 20-29 minutes 13 12 $107

In context: peer comparison

Among 2 peers in this city , average services per provider: 468. This provider delivers 9.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,307
Patients
993
Total drug cost
$1,967,730
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 453 132 $11,809
Synthroid (Levothyroxine Sodium) Brand 390 100 $38,759
Metformin Hcl Er (Metformin Hcl) Brand 381 111 $6,869
Trulicity (Dulaglutide) Brand 346 77 $696,803
Jardiance (Empagliflozin) Brand 232 62 $350,139
Ozempic (Semaglutide) Brand 230 65 $432,456
Atorvastatin Calcium Generic 195 59 $1,942
Rosuvastatin Calcium Generic 184 62 $3,490
Metformin Hcl Generic 179 56 $4,243
Nano 2nd Gen Pen Needle (Pen Needle, Diabetic) Brand 137 59 $14,424

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Lomasky's medical specialty?
Dr. Steven Lomasky practices Endocrinology, Diabetes & Metabolism Physician in Rockville Centre, NY.
Where does Dr. Steven Lomasky practice?
Dr. Steven Lomasky practices at 242 Merrick RD, Rockville Centre, NY 115705254. Office phone: 5165363700.
What is Dr. Steven Lomasky's NPI?
Dr. Steven Lomasky's National Provider Identifier (NPI) is 1891738456, issued by NPPES.
Does Dr. Steven Lomasky accept Medicare assignment?
Yes. Dr. Steven Lomasky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Lomasky commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.