Doctor profile · Federal record

Dr. Joseph Grzegorski, PA

Medical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Newark, NY

  • NPI 1114688520
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 4 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 Driving Park Ave
Newark, NY 145131090
(860) 391-5333
Mailing address
3753 Walworth RD
Walworth, NY 14568

Credentials & registration

NPPES · NUCC
NPI registered
January 2022 — 4 yrs on file
Profile last updated
October 19, 2022
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
New York #028218

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114688520. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
162
Distinct HCPCS
4
Medicare allowed
$13,157
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 93 39 $60
99239 Hospital discharge day management, more than 30 minutes 27 27 $90
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 24 24 $106
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $142

In context: peer comparison

Among 6 peers in Newark Medical Physician Assistant, average services per provider: 36. This provider delivers 4.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
70
Patients
11
Total drug cost
$1,025
Drug Type Claims Patients Total cost
Furosemide Generic 19 0 $78
Losartan Potassium Generic 16 0 $98
Levothyroxine Sodium Generic 13 0 $210
Cefpodoxime Proxetil Generic 11 11 $439
Metoprolol Succinate Generic 11 0 $200

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Grzegorski's medical specialty?
Dr. Joseph Grzegorski practices Medical Physician Assistant in Newark, NY.
Where does Dr. Joseph Grzegorski practice?
Dr. Joseph Grzegorski practices at 1200 Driving Park Ave, Newark, NY 145131090. Office phone: 8603915333.
What is Dr. Joseph Grzegorski's NPI?
Dr. Joseph Grzegorski's National Provider Identifier (NPI) is 1114688520, issued by NPPES.
Does Dr. Joseph Grzegorski accept Medicare assignment?
Yes. Dr. Joseph Grzegorski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Grzegorski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.