Doctor profile · Federal record

Dr. Gregory Grier, CRNA

Certified Registered Nurse Anesthetist · Specialist · West Chester, PA

  • NPI 1215971577
  • MIPS 86.8 / 100 · 2023
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 E Marshall St # 141
West Chester, PA 193804412
(610) 431-5472

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 30, 2022
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Pennsylvania #RN302937L · New Jersey #26NR07223900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215971577. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
5
Medicare allowed
$9,101
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 56 52 $61
01938 Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 31 30 $56
00145 Anesthesia for retinal surgery 14 14 $103
00811 Anesthesia for other procedure on large bowel using an endoscope 14 14 $135
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 12 12 $49

In context: peer comparison

Among 16 peers in this city , average services per provider: 36. This provider delivers 3.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Grier's medical specialty?
Dr. Gregory Grier practices Certified Registered Nurse Anesthetist in West Chester, PA.
Where does Dr. Gregory Grier practice?
Dr. Gregory Grier practices at 701 E Marshall St # 141, West Chester, PA 193804412. Office phone: 6104315472.
What is Dr. Gregory Grier's NPI?
Dr. Gregory Grier's National Provider Identifier (NPI) is 1215971577, issued by NPPES.
What procedures does Dr. Gregory Grier commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (HCPCS 01938); Anesthesia for retinal surgery (HCPCS 00145). Source: CMS Medicare Physician & Other Practitioners file.