Doctor profile · Federal record

Dr. Robert Lesser, MD

Rheumatology Physician (CMS: Rheumatology) · Brooklyn, NY

  • NPI 1245354463
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4015 Avenue U
Brooklyn, NY 112345117
(718) 252-5151

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
February 12, 2021
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
New York #169385
Medicaid
NY #01078239

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245354463. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,868
Distinct HCPCS
6
Medicare allowed
$173,659
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 2,943 31 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 561 240 $151
36415 Insertion of needle into vein for collection of blood sample 195 125 $8
99204 New patient office or other outpatient visit, 45-59 minutes 61 61 $198
99213 Established patient office or other outpatient visit, 20-29 minutes 57 43 $106
96372 Injection of drug or substance under skin or into muscle 51 31 $17

In context: peer comparison

Among 11 peers in Brooklyn Rheumatology Physician, average services per provider: 182. This provider delivers 21× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,233
Patients
311
Total drug cost
$1,080,923
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 269 64 $11,501
Prednisone Generic 252 78 $2,864
Allopurinol Generic 123 32 $1,992
Gabapentin Generic 109 44 $1,291
Humira(Cf) Pen (Adalimumab) Brand 71 12 $719,787
Hydroxychloroquine Sulfate Generic 66 21 $2,913
Pregabalin Generic 61 14 $3,133
Folic Acid Generic 60 18 $254
Colchicine Generic 53 13 $3,780
Leflunomide Generic 46 15 $5,614

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Lesser's medical specialty?
Dr. Robert Lesser practices Rheumatology Physician in Brooklyn, NY.
Where does Dr. Robert Lesser practice?
Dr. Robert Lesser practices at 4015 Avenue U, Brooklyn, NY 112345117. Office phone: 7182525151.
What is Dr. Robert Lesser's NPI?
Dr. Robert Lesser's National Provider Identifier (NPI) is 1245354463, issued by NPPES.
Does Dr. Robert Lesser accept Medicare assignment?
Yes. Dr. Robert Lesser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Lesser commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.