Clinicians affiliated with University At Buffalo Neurosurgery Inc

71 clinicians on file with this group · most practice in Buffalo-Cheektowaga, NY · PAC ID 0143124719

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

65 clinicians affiliated with University At Buffalo Neurosurgery Inc are in the 2024 Medicare Part B data, 26 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Physician Assistant (26) · Neurosurgery (18) · Nurse Practitioner (9) · Chiropractic (4) · Diagnostic Radiology (3) · Physical Medicine and Rehabilitation (3) · Endocrinology (1) · Pain Management (1)

Specialty links go to the specialty in Buffalo-Cheektowaga, NY.

Clinicians affiliated with University At Buffalo Neurosurgery Inc, 2024

Alphabetical by last name; 65.

NameSpecialtyCity
Hanna Algattas, M.D.NeurosurgeryPittsburgh, PA
Melanie Andres, PA-CPhysician AssistantWilliamsville, NY
Elizabeth M Battaglia, PA-CPhysician AssistantWest Seneca, NY
Jonathan P Beck, D.C.ChiropracticWilliamsville, NY
Assaf Berger, MDNeurosurgeryNew York, NY
Tessa M Bigelow, PA-CPhysician AssistantBuffalo, NY
Sarah N Braciak, PA-CPhysician AssistantWilliamsville, NY
Kristin M Campanie, RPA-CPhysician AssistantWilliamsville, NY
Megan Case, P.A.Physician AssistantAmherst, NY
Gregory J Castiglia, MDNeurosurgeryWilliamsville, NY
Lauren E Chaffey, PA-CPhysician AssistantDepew, NY
Ajay Chaudhuri, MDEndocrinologyBuffalo, NY
Kevin J Cuddahee, FNPNurse PractitionerBuffalo, NY
Jason M Davies, M.D., PH.D.NeurosurgeryBuffalo, NY
Gurmeet S Dhillon, M.D.Diagnostic RadiologyCincinnati, OH
Jason D Dunleavy, MDDiagnostic RadiologyWilliamsville, NY
Irfan M Elahi, D.O.Physical Medicine and RehabilitationWilliamsville, NY
John Fahrbach, M.D.NeurosurgeryWilliamsville, NY
Amy F Farmer, PA-CPhysician AssistantBuffalo, NY
David Farmer, PAPhysician AssistantWilliamsville, NY
Donna G Ferrero, M.D.Physical Medicine and RehabilitationRochester, NY
Michele C Fisher, PAPhysician AssistantBuffalo, NY
Julia GajewskiNurse PractitionerWilliamsville, NY
Kevin J Gibbons, M.D.NeurosurgeryBuffalo, NY
Lauren J Gugino, PAPhysician AssistantAmherst, NY
Emily C Hennessy, RPA-CPhysician AssistantBuffalo, NY
Keith Hull, DCChiropracticAmherst, NY
Alicia V JancevskiPhysician AssistantWilliamsville, NY
Sunjay Kapoor, D.C.ChiropracticWilliamsville, NY
Andrew KoroschetzPhysician AssistantOrchard Park, NY
Sarah O Krause, PA-CPhysician AssistantWilliamsville, NY
Pui Man Rosalind Lai, MDNeurosurgeryBuffalo, NY
Nicole Laing, PA-CPhysician AssistantBuffalo, NY
Elad I Levy, MDNeurosurgeryWilliamsville, NY
Karmell J Macoretta, NPNurse PractitionerWilliamsville, NY
Paul Mcbride, M.D.NeurosurgeryWilliamsville, NY
Andrea C Mcdonnell, AGNPNurse PractitionerBuffalo, NY
Joshua Meyers, M.D.NeurosurgeryAmherst, NY
Emily Miller, FNPNurse PractitionerBuffalo, NY
Douglas B Moreland, MDNeurosurgeryWilliamsville, NY
Jeffrey P Mullin, M.D.NeurosurgeryWilliamsville, NY
Tara Murphy, FNPNurse PractitionerWilliamsville, NY
Cheryl L Owczarzak, PA-CPhysician AssistantWilliamsville, NY
John Pollina, MDNeurosurgeryWilliamsville, NY
Michelle Poole, FNPNurse PractitionerWilliamsville, NY
Stephanie C Reesor, PAPhysician AssistantBuffalo, NY
Renee M Reynolds, M.D.NeurosurgeryBuffalo, NY
Jonathan Riley, M.D.NeurosurgeryOrchard Park, NY
Sabrina Santana, PA-CPhysician AssistantWilliamsville, NY
Emily A Sarzyniak, RPA-CPhysician AssistantWilliamsville, NY
Adnan H Siddiqui, MD, PHDNeurosurgeryWilliamsville, NY
Jafar Siddiqui, M.D.Physical Medicine and RehabilitationWilliamsville, NY
Andrew B Smith, FNPNurse PractitionerWest Seneca, NY
Kenneth V Snyder, M.D., PH.DNeurosurgeryBuffalo, NY
Eliezer Soto, M.D.Pain ManagementVero Beach, FL
Caitlin M Sprole, PA-CPhysician AssistantLewiston, NY
Michael R Stoffman, M.D.NeurosurgeryNiagara Falls, NY
Lauren K Szymanski, PA-CPhysician AssistantRochester, NY
Emma J TierneyPhysician AssistantBuffalo, NY
Anthony D Tirabassi, PA STUDENTPhysician AssistantWilliamsville, NY
Gregory T TymchakDiagnostic RadiologyWilliamsville, NY
Andrew Wade, DCChiropracticVancouver, WA
Susan D Wegrzyn, ANPNurse PractitionerWilliamsville, NY
Andrea Wincowski, PAPhysician AssistantWilliamsville, NY
Angela YeungPhysician AssistantBuffalo, NY

Practice locations

Listed practice locations in New York.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations