Doctor profile · Federal record

Dr. Gregory Hellier, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Youngstown, OH

  • NPI 1528001336
  • Accepts Medicare
  • MIPS 77.5 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3499 Belmont Ave
Youngstown, OH 445051807
(330) 759-0085
fax (330) 333-6700
Additional location
2 Hot Metal St, Ermi Quantum One
Pittsburgh, PA 152032348
(412) 432-7424
Mailing address
2 Hot Metal St, Ermi Quantum One
Pittsburgh, PA 152032348

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 23, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Pennsylvania #OS007224L
Medicaid (2)
PA #001404777 · OH #2729453

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528001336. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
138
Distinct HCPCS
2
Medicare allowed
$19,868
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 69 66 $118
99285 Emergency department visit with high level of medical decision making 69 69 $170

In context: peer comparison

Among 9 peers in this city , average services per provider: 75. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
47
Patients
46
Total drug cost
$330
Drug Type Claims Patients Total cost
Methylprednisolone Generic 18 18 $169
Oxycodone Hcl Generic 16 15 $80
Cephalexin Generic 13 13 $80

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Hellier's medical specialty?
Dr. Gregory Hellier practices Emergency Medicine Physician in Youngstown, OH.
Where does Dr. Gregory Hellier practice?
Dr. Gregory Hellier practices at 3499 Belmont Ave, Youngstown, OH 445051807. Office phone: 3307590085.
What is Dr. Gregory Hellier's NPI?
Dr. Gregory Hellier's National Provider Identifier (NPI) is 1528001336, issued by NPPES.
Does Dr. Gregory Hellier accept Medicare assignment?
Yes. Dr. Gregory Hellier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Hellier 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). Source: CMS Medicare Physician & Other Practitioners file.