Doctor profile · Federal record

Dr. John O'Grady, PA-C

Physician Assistant · Worcester, MA

  • NPI 1083689020
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N, Department of Neuro Surgery
Worcester, MA 016550002
(508) 856-6528
fax (508) 856-5074
Mailing address
Po Box 415348
Boston, MA 022410001

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 26, 2020
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #1778

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083689020. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
560
Distinct HCPCS
5
Medicare allowed
$68,186
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 388 331 $111
99215 Established patient office or other outpatient visit, 40-54 minutes 123 103 $156
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $79
99443 Telephone medical discussion with physician, 21-30 minutes 11 11 $112

In context: peer comparison

Among 112 peers in Worcester Physician Assistant, average services per provider: 87. This provider delivers 6.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
215
Patients
144
Total drug cost
$1,541
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 89 46 $678
Methylprednisolone Generic 39 34 $420
Cyclobenzaprine Hcl Generic 36 25 $200
Amitriptyline Hcl Generic 21 13 $194
Tramadol Hcl Generic 17 14 $37
Lorazepam Generic 13 12 $12

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John O'Grady's medical specialty?
Dr. John O'Grady practices Physician Assistant in Worcester, MA.
Where does Dr. John O'Grady practice?
Dr. John O'Grady practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5088566528.
What is Dr. John O'Grady's NPI?
Dr. John O'Grady's National Provider Identifier (NPI) is 1083689020, issued by NPPES.
Does Dr. John O'Grady accept Medicare assignment?
Yes. Dr. John O'Grady accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John O'Grady commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.