Doctor profile · Federal record

Dr. Gregory Pivarunas

Anesthesiology Physician (CMS: Anesthesiology) · Buffalo, NY

  • NPI 1578958591
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2157 Main St
Buffalo, NY 142142648
(716) 836-7510
fax (716) 832-3540
Mailing address
3871 Harlem RD Ste 202
Buffalo, NY 142151946

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
September 19, 2019
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #297376

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578958591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
33
Distinct HCPCS
2
Medicare allowed
$4,220
HCPCS Description Services Patients Avg allowed
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 20 14 $48
01402 Anesthesia for procedure for total knee joint replacement 13 13 $250

In context: peer comparison

Among 39 peers in Buffalo Anesthesiology Physician, average services per provider: 28. This provider delivers 1.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Pivarunas's medical specialty?
Dr. Gregory Pivarunas practices Anesthesiology Physician in Buffalo, NY.
Where does Dr. Gregory Pivarunas practice?
Dr. Gregory Pivarunas practices at 2157 Main St, Buffalo, NY 142142648. Office phone: 7168367510.
What is Dr. Gregory Pivarunas's NPI?
Dr. Gregory Pivarunas's National Provider Identifier (NPI) is 1578958591, issued by NPPES.
Does Dr. Gregory Pivarunas accept Medicare assignment?
Yes. Dr. Gregory Pivarunas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Pivarunas commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.