Doctor profile · Federal record

Dr. Holly Gray, MD

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Grand Rapids, MI

  • NPI 1245687698
  • Accepts Medicare
  • MIPS 81.4 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
100 Michigan St Ne
Grand Rapids, MI 495032560
(616) 284-3132
Additional location
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4280
Mailing address
3333 Evergreen Dr Ne
Grand Rapids, MI 495259493

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
September 29, 2020
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Michigan #4301109366

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245687698. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
19
Distinct HCPCS
1
Medicare allowed
$1,177
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 19 19 $62

In context: peer comparison

Among 39 peers in this city , average services per provider: 51. This provider delivers 0.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Holly Gray's medical specialty?
Dr. Holly Gray practices Anesthesiology Physician in Grand Rapids, MI.
Where does Dr. Holly Gray practice?
Dr. Holly Gray practices at 100 Michigan St Ne, Grand Rapids, MI 495032560. Office phone: 6162843132.
What is Dr. Holly Gray's NPI?
Dr. Holly Gray's National Provider Identifier (NPI) is 1245687698, issued by NPPES.
Does Dr. Holly Gray accept Medicare assignment?
Yes. Dr. Holly Gray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Holly Gray commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.