Doctor profile · Federal record

Dr. Glenn Leonard, M.D.

Pediatric Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Pediatric Cardiology Physician · Pediatric Cardiology Physician · Pediatric Cardiology Physician · Buffalo, NY

  • NPI 1194766659
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
936 Delaware Ave, Suite 100
Buffalo, NY 142091804
(716) 885-5437
Mailing address
6313 Everwood CT S
East Amherst, NY 140512031

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 5, 2023
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2080P0202X — NUCC code
State licenses (4)
New York #240624-1 · North Carolina #200400902 · Florida #ME80507 · New York #240624

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194766659. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64
Distinct HCPCS
5
Medicare allowed
$4,945
HCPCS Description Services Patients Avg allowed
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 13 13 $11
93303 Ultrasound of heart for congenital defect 13 13 $201
93320 Ultrasound of heart blood flow, valves and chambers 13 13 $43
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 13 13 $20
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $115

In context: peer comparison

Among 2 peers in Buffalo Pediatric Cardiology Physician, average services per provider: 33. This provider delivers 1.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Glenn Leonard's medical specialty?
Dr. Glenn Leonard practices Pediatric Cardiology Physician in Buffalo, NY.
Where does Dr. Glenn Leonard practice?
Dr. Glenn Leonard practices at 936 Delaware Ave, Buffalo, NY 142091804. Office phone: 7168855437.
What is Dr. Glenn Leonard's NPI?
Dr. Glenn Leonard's National Provider Identifier (NPI) is 1194766659, issued by NPPES.
Does Dr. Glenn Leonard accept Medicare assignment?
Yes. Dr. Glenn Leonard accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Glenn Leonard commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Ultrasound of heart for congenital defect (HCPCS 93303); Ultrasound of heart blood flow, valves and chambers (HCPCS 93320). Source: CMS Medicare Physician & Other Practitioners file.