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

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

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

SHELBY JONES, MSN, AG-ACNP-BC, APRN, CCRN (joining us November 22, 2021)


​Doctor of Nursing Practice, Duke University, Durham, NC (anticipated completion 8/2022

Master of Science in Nursing, Adult Gerontology Acute Care Nurse Practitioner, University of New Mexico, Albuquerque, New Mexico

Bachelor of Science in Nursing, University of New Mexico, Albuquerque, New Mexico

American Academy of Nurse Practitioners Member, 2012 to present

American Association of Critical-Care Nurses Member, 2011 to present

National Comprehensive Cancer Network Member, 2014 to present

American Society of Cancer Oncology Member, 2018 to present



NATALIE SWAVELY, MD (joining us November 1, 2021)



Medical Doctorate:  Medical College of Georgia at Georgia Reagents University/University of Georgia Medical Partnership, Athens, GA

Residency (Urology):  Virginia Commonwealth University, Richmond, VA

About Us

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

STEPHEN MICHIGAN, MD (retired 12/31/2020)



WHITNEY RINTELMAN, PA-C


Chatham College Physician Assistant Program, Pittsburgh, PA - Masters of Physician Assistant Studies, 2002
Susquehanna University, Selinsgrove, PA - Bachelor of Science in Biology, 2000
Georgia Academy of Physician Assistants Member, 2016 to present
American Academy of Physician Assistants Member, 2002 to Present




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

Call Us:  912/790-4000

Urological Associates of Savannah

ALERT: NO VISITORS at this time due to COVID spikes in our area.  Only patients with masks are allowed to enter our facility.  

TULSI B. PATEL, PA-C


​South University Physician Assistant Program, Savannah, GA - Masters of Physician Assistant Studies, 2020

​Armstrong State University, Savannah, GA - Bachelor of Science in Biology, 2016

Georgia Association of Physician Assistants Member, 2018 to present

American Academy of Physician Assistants Member, 2018 to present


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

DANIELLE HASWELL, PA-C


​South College, Knoxville, TN - Masters of Physician Assistant Studies, 2018

Hamilton College, Utica, NY, Bachelor of Science, 2014

American Academy of Physician Assistants Member, 2017 to present




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