Grand River Health Providers

ServicesMedical Staff
AllergyRobert McDermott, MD
Regan Pyle, DO
Peter Zonakis, MD, FACS
AnesthesiologyTrygve Hutto, DO
Jeffrey Kirkpatrick MD
Ronald McCann, CRNA
William Trouskie, CRNA

CardiologyThomas Haffey, DO
Marcus Howell, MD
Frank Laws, MD
Michael Rubinstein, MD
Dental SurgeryPaul Allen, MD
DermatologyE. David Wright, MD, FAAD, FASDP
Ear, Nose & ThroatPeter Zonakis, MD, FACS
Emergency MedicineRakaht Ashymov, PA-C
Garrett Caputo, MD
Robert Citkovic, PA-C
Michael Duehrssen, MD
Kenneth J. Eckstein, MD
S. Nichole Feeney, MD
Jonathan Gibans, MD
Kelly Glenn, DO, ACEP
Samuel Kevan, MD
Dawn Kopf, PA-C
Sara Shainholtz, PA-C
Matthew Skwiot, MD, ED Medical Director
EndocrinologyMarkus Wettstein, MD
Family MedicineConnie Berglund, FNP-C
Deborah B. Brown, MD, FAAFP
Kevin Coleman, DO, Chief Medical Officer
Heath Cotter, MD
Ann Galloway, FNP-C
Tami Griffith, FNP-C
Tammy Herbener-Kallal, FNP-C
Kelly Konst-Skwiot, MD
Mark Quinn, PA-C
Lawrence Schneider, MD
Alan Michael Vargas, MD
Bonnie Walsh, MD
GastroenterologyJason Collins, MD
Robert Dy, DO
John T. Stauffer, MD
General SurgeryStuart Ackley, MD, FACS
Jim Hanosh, MD, FACS
Paul Kanakaraj, MD FACS
Brad Nichol, MD
Steven T. O’Day, MD
Randall Ross, MD
GynecologyMary Glode, MD, FACOG, Chief of Medical Staff
Jill Kingston, MD
LeAnn Kocher, MD
Jean Mages, WHNP, BC
Hospitalists
Internal MedicineS. Nichole Feeney, MD
Charles Lam, MD
Peter H. Schaiberger, MD, FACP
Mental Health ServicesJenna Bennett, MSSW, LCSW
Lynn Hoffmann, PSYD
Raelynn Pedersen, LPC
Susan Ross, MSSW, LCSW
Julie Spies, LPC, CAC II
LouAnn Stermer, LPC, NCC
NeurologyMitchell Burnbaum, MD
Allison "Brooke" Allen, MD
NeurosurgeryLee Krauth, MD
Occupational HealthCynthia Bjerstedt, PA-C
OncologyArmando Armas, MD
OphthalmologyMatthew Ehrlich, MD
OrthopaedicsRobert Derkash, MD, FAAOP
N. Lindsay Harris, MD
Frank Kopich, MD
Ferdinand Liotta, MD
Andrew Sever, PA-C
Pain ManagementGiora Hahn, MD
PathologyG. Frank Holmes, MD
Robert Macaulay, MD
PediatricsS. Nichole Feeney, MD
Anne Lorenson, MD
Colby Quintenz, MD
Plastic SurgeryJennifer Butterfield, MD
Jeffrey Pitcher, MD
Matthew Swelstad, MD
PodiatryNoel Armstrong, DPM
Jill Peotter DPM
PsychiatryMessina Michalsky, APRN
Frank Szvetecz, MD
Pulmonary/Sleep MedicineKristen Bracht, MD
Jimmy Gilbert, MD
David S. Patz, MD
William Wenokor, MD
Radiation OncologyBruce Greene, MD
RadiologyScott Akin, MD
Christopher Bartlett, MD
Jason DiCarlo, MD
Elizabeth Kulwiec, MD
John Nystrom, MD
Richard Udesky, MD
Harold, D, Young, MD
School Based Health CenterConnie Berglund, FNP-C
Ann Galloway, FNP-C
Julie Spies, LPC, CAC II
UrologyJeffery Fegan, MD
Jamie Lowe, MD

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