Doctor profile · Federal record

Dr. Haley Dylag, PA

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

  • NPI 1376270710
  • Accepts Medicare
  • 4 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
759 Chestnut Street
Springfield, MA 011071619
(413) 794-5161
Mailing address
280 Chestnut St Fl 2
Springfield, MA 011991001

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Profile last updated
December 12, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State licenses (3)
Massachusetts #PA9022 · Connecticut #5769 · Massachusetts #MSC002611J

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376270710. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
56
Distinct HCPCS
3
Medicare allowed
$6,801
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 23 23 $103
99285 Emergency department visit with high level of medical decision making 20 20 $149
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $111

In context: peer comparison

Among 21 peers in this city , average services per provider: 43. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
13
Total drug cost
$141
Drug Type Claims Patients Total cost
Lorazepam Generic 16 13 $17
Gabapentin Generic 15 0 $123

Frequently asked questions

Auto-generated from federal data
What is Dr. Haley Dylag's medical specialty?
Dr. Haley Dylag practices Surgical Physician Assistant in Springfield, MA.
Where does Dr. Haley Dylag practice?
Dr. Haley Dylag practices at 759 Chestnut Street, Springfield, MA 011071619. Office phone: 4137945161.
What is Dr. Haley Dylag's NPI?
Dr. Haley Dylag's National Provider Identifier (NPI) is 1376270710, issued by NPPES.
Does Dr. Haley Dylag accept Medicare assignment?
Yes. Dr. Haley Dylag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Haley Dylag commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.