Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Stephen W Downing, MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1104861178

Stephen W Downing, MD is a Thoracic Surgery in Buffalo, New York. Graduated from Georgetown University School of Medicine in 1987, 39 years ago. Practices with Mercy Hospital of Buffalo, a 198-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
39
Trained at
Georgetown University School of Medicine
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

515 Abbott Rd Ste 310
Buffalo, NY 14220-1700
Phone: (716) 923-9650
Fax: (716) 961-4440
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence 224769 (NY)

Record details

NPI number1104861178
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2006
Last updated in NPPESAugust 23, 2016
Mailing address515 Abbott Rd, Suite 310, Buffalo, NY 14220-1700

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyTHORACIC SURGERY
Also practisesCARDIAC SURGERY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice Mercy Hospital Of Buffalo — 198 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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