Doctor profile · Federal record

Dr. John Leary, PA-C

Surgical Physician Assistant (CMS: Physician Assistant) · Worcester, MA

  • NPI 1619938438
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
123 Summer St
Worcester, MA 016081200
(508) 363-5000

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
Massachusetts #1364

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619938438. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,219
Distinct HCPCS
4
Medicare allowed
$63,824
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 1,384 168 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 447 257 $77
20610 Aspiration and/or injection of fluid from large joint 278 173 $61
99203 New patient office or other outpatient visit, 30-44 minutes 110 110 $97

In context: peer comparison

Among 5 peers in Worcester Surgical Physician Assistant, average services per provider: 184. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
89
Patients
64
Total drug cost
$754
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 27 19 $112
Methylprednisolone Generic 21 21 $180
Ibuprofen Generic 16 0 $145
Gabapentin Generic 13 13 $49
Celecoxib Generic 12 11 $268

Frequently asked questions

Auto-generated from federal data
What is Dr. John Leary's medical specialty?
Dr. John Leary practices Surgical Physician Assistant in Worcester, MA.
Where does Dr. John Leary practice?
Dr. John Leary practices at 123 Summer St, Worcester, MA 016081200. Office phone: 5083635000.
What is Dr. John Leary's NPI?
Dr. John Leary's National Provider Identifier (NPI) is 1619938438, issued by NPPES.
Does Dr. John Leary accept Medicare assignment?
Yes. Dr. John Leary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Leary commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.