Doctor profile · Federal record

Dr. Rebecca Gregor, PA

Medical Physician Assistant (CMS: Physician Assistant) · Springfield, MA

  • NPI 1891171237
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
271 Carew St
Springfield, MA 011042377
(413) 748-9000
Additional location
2040 Boston Road, Ste 5
Wilbraham, MA 010951380
(413) 599-3800
fax (413) 279-1900
Additional location
5 Shrewsbury Street, Ste D
Holden, MA 015201960
(508) 829-3800
fax (508) 829-3802
Show 1 more location
Additional location
688 Bliss Road
Longmeadow, MA 011061534
(413) 567-0011
fax (413) 567-0013
Mailing address
63 North St
Enfield, CT 060823915

Credentials & registration

NPPES · NUCC
NPI registered
August 2015 — 11 yrs on file
Profile last updated
January 28, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Massachusetts #PA5433

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891171237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
378
Distinct HCPCS
10
Medicare allowed
$29,090
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 77 70 $114
99213 Established patient office or other outpatient visit, 20-29 minutes 61 57 $81
99204 New patient office or other outpatient visit, 45-59 minutes 50 50 $149
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 41 39 $41
81003 Automated urinalysis test 34 29 $2
87804 Detection test by immunoassay with direct visual observation for influenza virus 28 14 $16
99203 New patient office or other outpatient visit, 30-44 minutes 22 22 $101
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 17 16 $16
99284 Emergency department visit with moderate level of medical decision making 17 17 $103
99283 Emergency department visit with low level of medical decision making 16 16 $61

In context: peer comparison

Among 65 peers in Springfield Medical Physician Assistant, average services per provider: 119. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 1 $24.44

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
462
Patients
456
Total drug cost
$5,291
Drug Type Claims Patients Total cost
Prednisone Generic 107 105 $282
Doxycycline Hyclate Generic 51 50 $552
Cefuroxime (Cefuroxime Axetil) Brand 50 48 $603
Cephalexin Generic 33 33 $303
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 30 29 $258
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 25 25 $473
Cefpodoxime Proxetil Generic 25 25 $1,716
Azithromycin Generic 22 22 $104
Lagevrio (Eua) (Molnupiravir) Brand 22 22 $225
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 21 21 $258

Frequently asked questions

Auto-generated from federal data
What is Dr. Rebecca Gregor's medical specialty?
Dr. Rebecca Gregor practices Medical Physician Assistant in Springfield, MA.
Where does Dr. Rebecca Gregor practice?
Dr. Rebecca Gregor practices at 271 Carew St, Springfield, MA 011042377. Office phone: 4137489000.
What is Dr. Rebecca Gregor's NPI?
Dr. Rebecca Gregor's National Provider Identifier (NPI) is 1891171237, issued by NPPES.
Does Dr. Rebecca Gregor accept Medicare assignment?
Yes. Dr. Rebecca Gregor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Gregor 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 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.