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Scott Cordts, MD - Program Director

Scott Cordts, MD - Associate DirectorA native of West Frankfort, Illinois, Dr. Cordts graduated from Southern Illinois University School of Medicine in 2002 and then completed his Family Medicine residency training at Deaconess Hospital in 2005.  He subsequently became a board certified family physician. 
For 4 years he practiced rural family medicine in Sparta and Marissa, Illinois, as an employee of Sparta Community Hospital.  While there, he served as a preceptor for family medicine residents at the Saint Louis University Family Medicine Residency.
In July 2009, Dr. Cordts relocated with his family to Evansville to join the faculty at the Deaconess Family Medicine Residency Program.  He served as Associate Director since 2013 and was promoted to Program Director in July of 2018.  His special interests include quality improvement, curriculum development, evidence-based medicine, preventive care, office procedures and colonoscopy.

Kim Volz, MD - Associate Director

Kim VolzDr. Kim Volz graduated from Indiana University School of Medicine in 1979 and completed his family medicine residency training at St. Mary's Medical Center in 1982. Following graduation he earned board certification from the American Board of Family Practice. Dr. Volz set up his medical practice in Jasper, Indiana, and over time, served as the Director of Medical Education, President of the Medical Staff, and Chairman of the Credentials Committee at Memorial Hospital and Health Care Center.

In 1993, Dr. Volz moved to Evansville, IN to establish a private medical practice and be an assistant director with the Deaconess Family Medicine Residency Program. He was promoted to program director on January 1, 1996 and served in that capacity until July 1, 2018 when he transitioned to associate program director for the residency.

Dr. Volz served on the Deaconess Medical Staff Executive Council for over 20 years and represented Deaconess as a member of the Indiana Medical Education Board of Directors for the past 12 years. Other notable accomplishments from his early career include co-founding Jasper Family Physicians, serving as president of the Dubois County Medical Association and attending the state convention of the Indiana State Medical Association as a delegate.


William Tortoriello, MD - Associate Director

William TortorielloDr. Tortoriello graduated from Rush Medical College in Chicago in 1978 after studying at the University of Padua in Italy. He completed a family practice residency at St. Francis Hospital in 1981. He then became board certified in Family Medicine and a Fellow in the American Academy of Family Physicians.

For 21 years Dr. Tortoriello  practiced in Harvard, Illinois, a rural private practice setting. During that time he was actively involved in the Illinois Academy of Family Physicians and served on the Board of Directors for five years. He was also involved in the Illinois State Medical Society, chairing various committees and councils as well as serving as a delegate to the state Congress of Delegates. Dr. Tortoriello held the position of Clinical Associate Professor in the Department of Family Medicine at Chicago Medical School while in private practice, serving as preceptor for 3rd and 4th year medical students at his office.

In 2002 Dr. Tortoriello moved to Peoria, Illinois, and joined the faculty of the Family Practice Residency there. He also held the position of Clinical Assistant Professor in the Department of Family Medicine at the University Of Illinois College Of Medicine. While in Peoria he served on the Peoria Medical Society Board of Directors.

In July 2006 Dr. Tortoriello relocated to Evansville to become a member of the faculty at the Deaconess Family Medicine Residency Program. He has a special interest in teaching maternity care, office procedures, integrative medicine and the art of medicine.

Lisa Phifer, MD - Associate Director

Lisa Pheifer, MD - Assistant DirectorDr. Phifer grew-up in Southern Illinois and graduated from Saint Louis University School of Medicine in 2008. She completed her residency training with the United Family Medicine Residency Program in St. Paul, MN in 2011. Dr. Phifer practiced full-spectrum family medicine at a Federally Qualified Health Center in Santa Fe, New Mexico for two years before returning to join the faculty of the United Family Medicine Residency Program in 2013. In 2014, she completed a faculty development fellowship through the University of Minnesota.

In July, 2018, Dr. Phifer relocated to Evansville to join the faculty at the Deaconess Family Medicine Residency Program and was promoted to Associate Director in July of 2020. Her special interests include community medicine, underserved medicine, women’s health, and pediatrics.

Charles Strickland, MD - Assistant Director

Charles Strickland, MD - Assistant DirectorA native of Louisville, KY, Dr Strickland graduated from the University of Louisville School of Medicine in 1992, during which time he served in the USAF Reserves.   He completed post-graduate training in 1995 at a dual Family Medicine residency via the United States Air Force at the University of Nebraska and Erhling Bergquist Hospital at Offutt Air Force Base in Omaha, Nebraska. 

After 7 years of active duty military service, he relocated his family to Evansville and began a private practice in Newburgh, Indiana. He also began precepting at the St Mary’s Family Medicine Residency Program.  In 2000, he accepted the position of Program Director for the Family Medicine Residency at St. Mary’s and retained that position until its closure in 2007. 
He continued private practice at St Mary’s until 2008, at which time he accepted a position at the Veterans Administration.  From 2008 to 2015, Dr Strickland served as a primary care physician for many of our country’s local veterans.

In October 2015, he accepted a faculty position with the Family Medicine Residency Program at Deaconess.  He also serves as Site Director for the Indiana University School of Medicine Junior Clerkship program at Deaconess. His special interests are adult medicine, the under-served, and the art of medicine. 

Nathan Oakley, MD - Assistant Director

Nathan Oakley, MD - Assistant DirectorA native of New Harmony, IN and the greater Evansville area, Dr. Oakley graduated from Indiana University School of Medicine in 2013.  He completed family medicine residency training at Fort Wayne Medical Education Program in 2016. 

Dr. Oakley joined the faculty for the Deaconess Family Medicine Residency Program in August of 2016.  This opportunity allowed him to return to southwestern Indiana and stay invested in the community in which he grew up.  He is passionate about teaching, preventative care, and evidence-based medicine.

Jacklyn Oakley, MD – Assistant Director 
                                        Director of Women’s Health

Dr. Jacklyn Oakley, MDA native of Wadesville, Indiana, Dr. Jacklyn Oakley graduated from Indiana University School of Medicine in 2013. She completed residency training at the Fort Wayne Medical Education Program in 2016.
In August of 2016 she moved back to the greater Evansville area and began her family medicine practice at Deaconess Clinic on the Gateway campus.  She was named the Assistant Director of Women’s Health for the Deaconess Family Medicine Residency in September of 2017.  Her special interests include OB/GYN, pediatrics, teaching and evidence-based medicine.

Pearl Quartey-Kumapley, MD - Assistant Director

Dr. Quartey-Kumapley completed her undergraduate studies at Benedictine University in Lisle, IL.  She worked as a research biochemist prior to attending medical school at Cleveland Clinic Lerner College of Case Western School of Medicine. She then completed internships in both obstetrics and gynecology (Cleveland Clinic) as well as general surgery (University of Washington, Seattle) before enrolling in preventive medicine and family medicine residency concurrently at Cook County Health in Chicago. Dr. Quartey-Kumapley grew up in Ghana, West Africa, and is active in the Ghanaian community in Chicago.

During her residency at Cook County, she worked with minority populations in Chicago and participated in several community events to increase health awareness and prevent diabetes. She worked with the Cook County Department of Public Health in various roles during the COVID-19 pandemic as part of her preventive medicine program. She joined the Deaconess Family Medicine Residency in 2020. Her interests include women's health, public health as well as graduate medical education and teaching.

Jennifer Bouwkamp, PhD, HSPP - Director of Behavioral Health

Jennifer Bouwkamp, PhD, HSPPDr. Bouwkamp is a licensed clinical psychologist. She completed her doctoral degree in counseling psychology at Indiana University with an elective minor in public health. Her dissertation focused on the relationship between work values and job satisfaction among family physicians and was subsequently published in a national, peer-reviewed journal.
She earned a bachelor’s degree in psychology and a master’s degree in counseling psychology from the University of Kansas. Her pre-doctoral internship was through the Missouri Health Sciences Psychology Consortium and consisted of clinical rotations at Truman Memorial Veterans’ Hospital and Rusk Rehabilitation Center in Columbia, Missouri. Dr. Bouwkamp’s post-doctoral residency was completed at Fulton State Hospital, a forensic psychiatric facility, in Fulton, Missouri. She has also worked in a variety of other settings, including community mental health centers and long-term nursing care facilities, and has experience as an instructor at both the graduate and undergraduate levels. She joined the Deaconess Family Medicine Residency faculty in June of 2017. 

JoAnn Wood, MD, MSME, MHA, AAP, ACP  - Vice President and Chief Medical Officer, DIO

Dr. Wood received her MD and completed her residency in internal medicine and pediatrics at the University of Louisville, and completed a fellowship in academic general internal medicine at the University of North Carolina at Chapel Hill. In addition, Dr. Wood holds a master’s degree in medical education, a Master of Health Administration, and completed the Intermountain Advanced Training Program in Health Care Delivery and Improvement. She is also a TeamSTEPPS master trainer and Fellow of both the American Academy of Pediatrics and the American College of Physicians. Dr. Wood has more than 15 years’ experience in academic and community-based health and most recently served as Chief Medical Officer for Baptist Memorial Hospital – DeSoto in Southaven, Mississippi. She joined Deaconess Health System in September of 2020 and became DIO on December 1, 2020.   


Adult Medicine


  • Phillip Adams, MD
  • Joe Choufani, MD
  • Jamie Davison, MD
  • Roxana Donea, MD
  • Ahmad Karim, MD
  • Matt Kolleck II, MD
  • Chad Link, MD
  • Joseph Mansour, MD
  • Adam Wadlington, DO

Family Medicine/Maternal Care

  • Megan Missaggia, MD
  • Jennifer Simoneaux, MD
  • Rusty Stoltz, MD

Pediatric Medicine

  • Michelle Estep, MD
  • Karla Kitch, MD
  • Maria Ranola, MD
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