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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Gary Grosner is Good. Dr. Grosner has been reviewed by 17 patients who have provided 5 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 4.4
Courteous Staff 4.1
Accurate Diagnosis 4.1
Bedside Manner 4.2
Spends Time with Me 4.1
Follows Up After Visit 4.1

Specialties & Research

Dr. Gary Grosner, MD is board certified in Surgery and Thoracic Surgery (Cardiothoracic Vascular Surgery).

  • He has special expertise in 1 area:
  • Coronary Artery Bypass (Heart Bypass)

Education & Awards

Dr. Grosner graduated from University of Connecticut , Farmington. He has 3 awards.

Patients' Choice Award (2012)
Compassionate Doctor Recognition (2012)
On-Time Doctor Award (2014)


Dr. Grosner has 11 hospital affiliations:

  • Millard Fillmore Hospital 
  • Kaleida Health 


  • French

> > > > Dr. Gary Grosner, MD

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Additional Information
Dr. Gary Grosner MD is a male Surgeon, has 29 years of experience and practices in Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery.
Where does Dr. Gary Grosner practice?
Dr. Gary Grosner has 1 office location.
Dr. Gary Grosner practices Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery near Buffalo, NY.
See Buffalo Surgeons and Buffalo Cardiothoracic Surgeons.