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OB/GYN Chattanooga Faculty


Stephen Depasquaie

Stephen DePasquale, MD, FACS                                                                                                                                         
Chair and Associate Professor
Department of Obstetrics and Gynecology
Specialty: Gynecologic Oncology
Division Chief
Residency: Pennsylvania Hospital
Fellowship: Gynecologic Oncology at Brown Medical School


Dr. DePasquale is originally from upstate NY, he moved to the Tennessee region for the warmer weather and the great outdoors.  Dr. DePasquale did his undergraduate work at Albany College of Pharmacy.  He received his Bachelor of Pharmacy degree in 1988. He graduated from the University of Medicine and Dentistry of New Jersey, Robert Wood Johnson Medical School in 1993.  He completed four years of residency in Obstetrics and Gynecology at Pennsylvania Hospital in Philadelphia in 1997.   

From 1997 to 2001 he was a fellow in Gynecologic Oncology at Brown Medical School, Women and Infants Hospital in Providence Rhode Island. After completing fellowship he moved to Chattanooga Tennessee. Currently he is Board certified by the American College of Obstetrics and Gynecology in both Obstetrics and Gynecology and Gynecologic Oncology.    

He is also a Fellow of the American College of Surgeons.  He is an Associate Professor at the University of Tennessee, in the Division of Gynecologic Oncology in Chattanooga at Erlanger Medical Center.


Mitch Dizon

Mitch Dizon, MD, MSCR, FACOG                                                                                                                                                         
Program Director, OB/GYN Residency
Assistant Professor, Department of Obstetrics and Gynecology
Specialty: Minimally Invasive Gynecologic Surgery and Training in Epidemiology and Clinical Trials
Residency:  University of Tennessee, Knoxville
Fellowships:  University of North Carolina School of Medicine, Chapel Hill,


Dr. Dizon attended the University of Alabama at Birmingham (UAB) and received his BS in 2006 and his MD in 2010. He completed his obstetrics and gynecology residency at the University of Tennessee Graduate School of Medicine in Knoxville, TN, in 2014.

Dr. Dizon went to the University of North Carolina in Chapel Hill (UNC) in July 2014 for the Training in Epidemiology and Clinical Trials (TECT) fellowship, during which he completed a Master of Science in Clinical Research (MSCR) at the UNC Gillings School of Global Public Health and provided general obstetrics and gynecology services through the Division of Women’s Primary Healthcare. He stayed at UNC for his fellowship in minimally invasive gynecologic surgery, which he completed in June 2018.

Prior to joining Erlanger, Dr. Dizon served as Assistant Professor in the Division of Minimally Invasive Gynecologic Surgery at University Hospitals Cleveland Medical Center. His specialized clinical care focuses on and provides treatment for uterine fibroids; endometriosis; abnormal uterine bleeding; pain with intercourse; and chronic pelvic, vulvar, and urogenital pain. He believes in excellence in care for women with chronic pain conditions and the need for advanced gynecologic surgery.


Jeanie Dassow

Jeanie Dassow, MD                                                                                                                                                                                              
Clerkship Director and Director of the University of OB/GYN Clinic
Specialty: General Obstetrics and Gynecology
Residency: Washington University School of Medicine


Jeanie Dougherty Dassow, M.D. is the Clerkship Director and Assistant Professor of Obstetrics and Gynecology at the University of Tennessee Chattanooga – College of Medicine. She also practices with the UT Erlanger Women’s Health Specialists providing clinical services in obstetrics and gynecology. Dr. Dassow earned her medical degree with highest distinction at the University of Kentucky-Lexington and completed her obstetrics and gynecology internship and residency at Washington University, St. Louis, Missouri. After several years of work in various Kentucky health care settings including medical school education and public health clinics, Dr. Dassow has returned to Tennessee as both a teacher and clinician.

Dr. Jeanie D Dassow MD. She specializes in obstetrics/gynecology, and has over 28 years of experience in the field of medicine. Dr. Dassow graduated from University Of Kentucky College Of Medicine with her
medical degree in 1987.

Dr. Dassow is a specialist in pediatric and adolescent gynecology along with premenopausal syndrome and menopause.


Todd Boren

Todd Boren, MD                                                                                                                                                                                                 
Assistant Professor, Department of OB/GYN and
Program Director for the Minimally Invasive Gynecologic Surgery Surgery (MIGS) Fellowship
Specialty: Gynecologic Oncology
Residency: Bayfront Medical Center
Fellowship: University of Texas Southwestern Medical Center


Dr. Todd Boren is a board-certified gynecologic oncologist in Chattanooga, TN and has been in practice since 2012. He completed medical school at LSU School of Medicine in New Orleans in 2002 followed by a residency in obstetrics and gynecology at Bayfront Medical Center in St Petersburg, FL in 2006. Dr. Boren participated in a two-year research fellowship in cancer biology at Moffitt Cancer center in Tampa, Fl before completing a four-year fellowship in Gynecologic Oncology at UT Southwestern Medical Center in Dallas, TX in 2012.

He specializes in minimally invasive surgery as well as radical and ultra-radical surgery for gynecologic malignancies including ovarian, uterine, cervical, vulvar, vaginal, and gestational malignancies as well as chemotherapy management for these conditions. Dr. Boren has performed over 1300 Da Vinci robotic procedures in Chattanooga. He also has authored over 20 peer reviewed articles as well as one book chapter and his research has been cited in over 500 publications. His research has focused on the molecular determinants of gynecologic cancer metastasis as well as the surgical treatment of gynecologic malignancies. Dr. Boren is also an assistant professor in the Dept of Ob/Gyn at University of Tennessee College of Medicine, Chattanooga where he serves as the Program Director for the Fellowship in Minimally Invasive Gynecologic Surgery.

Dr. Boren has received numerous awards including “outstanding chief resident” and the “UT dept of Ob/Gyn faculty teaching award” on two separate occasions. In 2020, Dr. Boren traveled to Cabulco, Guatemala on a surgical mission trip to provide gynecologic surgical care to the indigent population there. A native of New Orleans, Dr. Boren lives in Signal Mountain, TN with his wife Amy and two children, Wyatt and Montgomary.  


Joseph Bird

Joseph S. Bird, Jr., MD                                                                                                                                                                                     
Assistant Professor
Specialty: Reproductive Endocrinology
Residency: University of Tennessee College of Medicine Chattanooga

Dr. Bird is a reproductive endocrinologist who has practiced in Chattanooga since 1996. He completed a residency in OB/GYN at Erlanger Medical Center in 1994 and began a two year fellowship at the University of Louisville College of Medicine in Reproductive Endocrinology and Infertility which ended in 1996. He is an assistant professor in the University of Tennessee College Of Medicine at Chattanooga OB/GYN Residency where he trains new residents each year. His areas of interest include Infertility Medicine, Menopausal Medicine, and Alternative Hormone Replacement Options. A new area of focus for him is Age Management Medicine which he is actively incorporating into his practice.


Barry Donesky

Barry W. Donesky, MD                                                                                                                                                                           
Assistant Professor and Division Chief
Specialty: Reproductive Endocrinology and Fertility


Dr. Donesky is director of the division of reproductive endocrinology and infertility.  He received his M.D. from Loma Linda University School of Medicine and also did his OB/GYN residency there.  Following residency, he completed his REI fellowship at the University of Maryland in Baltimore.  He has been on the faculty here in Chattanooga since 1994. 

Dr. Donesky has published on various topics surrounding Polycystic Ovary Syndrome.  His current clinical interests are in infertility care and assisted reproductive technologies.  He is married with 6 children including a set of triplets.  His outside interests include music and golf.


Joseph P. Kipikasa, MD

Joseph P. Kipikasa, MD                                                                                                                                                                                       
Associate Professor `
Specialty: Maternal-Fetal Medicine
Residency: Albert Einstein Medical Center, Philadelphia, PA
Fellowship: Pennsylvania Hospital at Philadelphia


Joseph H. Kipikasa, M.D., a native of Pennsylvania, is a board certified in both Maternal Fetal Medicine and Obstetrics and Gynecology. He attended Pennsylvania State University where he graduated with distinction with a Bachelor of Science in Biology. His medical training was at Medical College of Pennsylvania and his first postgraduate studies were in Obstetrics and Gynecology at Albert Einstein Medical Center in Philadelphia, Pennsylvania where he completed his residency in 1993 with board certification in 1996. He completed a fellowship in Maternal-Fetal Medicine at Pennsylvania Hospital in 1995 and was board certified in 2003.

Dr. Kipikasa has been a Perinatologist in Chattanooga since 1995. He is an Assistant Professor with the University of Tennessee, Chattanooga and Knoxville Units. He is the Vice Chairman and Program Director of University of Tennessee Department of Obstetrics and Gynecology, Chattanooga Unit. He is a member of several academic and professional associations and received the Outstanding Teaching Award in 2003.


Carlos Torres

Carlos Torres, MD                                                                                                                                                                                               
Assistant Professor and Core Faculty
Specialty Maternal-Fetal Medicine
Residency: University of Tennessee College of Medicine Chattanooga
Fellowship: Emory University School of Medicine

Carlos Torres, MD is a native of Lima, Peru. He attended The University of Tennessee at Knoxville where he graduated Magna Gum Laude with a Bachelor Degree in Biology. His medical training was at The University of Tennessee School of Medicine in Memphis, Tennessee where he received his Medical Doctorate degree and graduated with honors. Dr. Torres completed his residency in 2003 in Obstetrics and Gynecology at The University of Tennessee School of Medicine, Chattanooga Unit. He attended Emory University School of Medicine in Atlanta, Georgia and has completed his fellowship in Maternal Fetal Medicine as of June 2006.


Sunanda Sadanandan, DO, MBA

Sunanda Sadanandan, DO, MBA
Associate Program Director, OB/GYN Residency
Specialty:  Maternal-Fetal Medicine


Volunteer (Clinical) Faculty

James E. Abell, Jr., MD
Specialty: OB/GYN
Residency/Fellowship: University of Tenessee College of Medicine Chattanooga

John S. Adams, MD
Specialty: OB/GYN
Residency/Fellowship: Naval Hospital - San Diego, California

James P. Bolton, MD
Specialty: Gynecology
Residency/Fellowship: University of Tennessee College of Medicine Chattanooga 

Phyllis E. Miller, MD
Specialty: Gynecology
Residency: Erlanger Hospital

William J. Moss, MD
Specialty: Gynecology
Residency: University of Tennessee College of Medicine Chattanooga

James T. Nunally, Jr, MD
Specialty: OB/GYN
Residency/Fellowship: University of Alabama

T. Darrell Weldon, MD
Specialty: OB/GYN
Residency: University of Tennessee College of Medicine Chattanooga

Jay P. White, MD
Specialty: OB/GYN
Residency: University of Tennessee College of Medicine Chattanooga



Last Published: Apr 16, 2021