Doctor profile · Federal record

Dr. Stephen Downing, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · Buffalo, NY

  • NPI 1104861178
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
515 Abbott RD, Suite 310
Buffalo, NY 142201700
(716) 923-9650
fax (716) 961-4440

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 23, 2016
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
208G00000X — NUCC code
State license (1)
New York #224769

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104861178. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
31
Distinct HCPCS
2
Medicare allowed
$27,790
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $130
33533 Coronary artery bypass using artery graft, 1 graft 15 15 $1,714

In context: peer comparison

Among 4 peers in Buffalo Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 26. This provider delivers 1.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$295
Transactions
10
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 7 $210.88
Abiomed 1 $36.61
Galvanize Therapeutics, INC 1 $34.42
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $12.94

By nature of payment

Food and Beverage
$295

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Downing's medical specialty?
Dr. Stephen Downing practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Buffalo, NY.
Where does Dr. Stephen Downing practice?
Dr. Stephen Downing practices at 515 Abbott RD, Buffalo, NY 142201700. Office phone: 7169239650.
What is Dr. Stephen Downing's NPI?
Dr. Stephen Downing's National Provider Identifier (NPI) is 1104861178, issued by NPPES.
Does Dr. Stephen Downing accept Medicare assignment?
Yes. Dr. Stephen Downing accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Downing commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533). Source: CMS Medicare Physician & Other Practitioners file.