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Colon & Rectal Surgery in Williamsville, New York

Data updated monthly · Last refresh September 2026

12 Colon & Rectal Surgery providers practice in Williamsville. Listings are drawn from federal public records and are not endorsements.

Colon & Rectal Surgery providers in Williamsville

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Amarjit Singh, MD
Williamsville, NY · No drug or device payments recorded (2025) · (716) 857-8606
Dr. Bashir Attuwaybi, M.D.
Williamsville, NY · $124 in drug and device payments (2025) · (716) 630-1081
Dr. Bethany Harvey, MD
Williamsville, NY · $738 in drug and device payments (2025) · (716) 636-9004
Dr. Bryan Butler
Williamsville, NY · No drug or device payments recorded (2025) · (716) 857-8880
Dr. Fred Boehmke, M.D.
Williamsville, NY · No drug or device payments recorded (2025) · (716) 626-6626
Dr. Joseph Leberer, MD
Williamsville, NY · No drug or device payments recorded (2025) · (716) 630-1135
Dr. Joseph Mills, M.D.
Williamsville, NY · $793 in drug and device payments (2025) · (716) 636-9004
Dr. Kevin Krautsak, M.D.
Williamsville, NY · $141 in drug and device payments (2025) · (716) 656-4460
Dr. Mark Falvo, M.D.
Williamsville, NY · $224 in drug and device payments (2025) · (716) 636-9004
Dr. Matthew Cywinski, MD
Williamsville, NY · No drug or device payments recorded (2025) · (716) 834-4237
Dr. Steven Barone, MD
Williamsville, NY · $864 in drug and device payments (2025) · (716) 636-9004
Dr. Timothy Adams, M.D.
Williamsville, NY · $1,229 in drug and device payments (2025) · Telehealth · (716) 636-9004

Common questions

How many Colon & Rectal Surgery providers are in Williamsville, New York?

There are 12 Colon & Rectal Surgery providers with active NPI records practicing in Williamsville, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Williamsville Colon & Rectal Surgery across New York

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.