THOMAS E. SHOOK, MD



Medical Doctorate:  University of North Carolina at Chapel Hill, Chapel Hill, NC

Internship (General Surgery):  University of Kentucky Medical Center, Lexington, KY

Residency (Urology):  Medical University of South Carolina, Charleston, SC

​Board Certified (Urology):  Since 1992

ANGELA RING SCARBORO, PA-C


​South University Physician Assistant Program, Savannah, GA - Masters of Physician Assistant Studies, 2005

Armstrong Atlantic State University, Savannah, GA, Bachelor of Science in Chemistry, 1999

Georgia Association of Physician Assistants Member, 2005 to present

American Association of Physician Assistant Member, 2005 to present




MICHAEL J. COX, MD


Dr. Cox has been in private practice in Savannah since 2010.  

Medical Doctorate:  Jefferson Medical College, Philadelphia, PA

Internship: Barnes-Jewish Hospital, St. Louis, MO

Residency (Urology):  Barnes-Jewish Hospital, St. Louis, MO

​Board Certified (Urology):  Since 2012

HEATHER M. WALLACE, MD


Medical Doctorate:  University of Mississippi School of Medicine, Jackson, MS

Internship (General Surgery & Urology):  University of Mississippi Medical Center, Jackson, MS

​Board Certified (Urology):  Since 2008

DAVID L. CHENG, MD


Dr. Cheng has been in private practice in Savannah since 1994.  

Medical Doctorate:  Cornell University Medical College, New York, NY

Internship:  Mount Sinai Hospital, New York, NY

Residency (General Surgery):  Mount Sinai Hospital, New York, NY

Residency (Urology):  Mount Sinai Hospital, New York, NY

​Board Certified (Urology):  Since 1997

About Us

STEPHEN MICHIGAN, MD


Dr. Michigan has been in private practice in Savannah since 1978.  

Medical Doctorate:  Johns Hopkins University School of Medicine, Baltimore, MD

Internship:  Bellevue Hospital, New York, NY

Residency (Urology):  Johns Hopkins Hospital, Baltimore, MD

​Residency (Internal Medicine):  Bellevue Hospital, New York, NY

​Board Certified (Urology):  Since 1980    (Internal Medicine):  Since 1974    

MELISSA PORTER, PA-C


​South University Physician Assistant Program, Savannah, GA - Masters of Physician Assistant Studies, 2009

Lynchburg College, Lynchburg, VA - Bachelor of Science in Biomedical Science, 2007

Georgia Association of Physician Assistants Member, 2007 to present

American Academy of Physician Assistants Member, 2007 to present

MADISON STEWART, PA-C


​Nova Southeastern University Physician Assistant Program, Jacksonville, FL, 2017 (High Honors and Chancellor's List)

Certified by the National Commission on Certification of Physician Assistants

Georgia Association of Physician Assistants, Member
​American Academy of Physician Assistants, Member




RUTH ANN MAZO, MD



Medical Doctorate:  University of Miami Miller School of Medicine, Miami, FL

Residency (Urology):  New Jersey Medical School, Newark, NJ

​Board Certified (Urology):  Since 2010

Urological Associates of Savannah

Call Us:  912/790-4000

BUFFI G. BOYD, MD


Dr. Boyd has been in private practice in Savannah since 2004.  


Medical Doctorate:  Medical College of Georgia, Augusta, GA

Internship (General Surgery):  Medical College of Georgia, Augusta, GA

Residency (Urology):  Medical College of Georgia, Augusta, GA

​Board Certified (Urology):  Since 2006

ANDREW MICHIGAN, MD


Dr. Michigan is the newest addition to UAS having arrived in September, 2016  

Medical Doctorate:  Emory University School of Medicine, Atlanta, GA

Internship:  Emory University Hospital, Atlanta, GA

Residency (Urology):  Emory University Hospital, Atlanta, GA

Board Certified (Urology):  Since 2018