Providers

Internal Medicine Associates offers six board-certified doctors of internal medicine complemented by three nurse practitioners who also provide individualized patient care.

Physicians

Victoria Bignal, M.D.

Dr. Bignal graduated from UMDNJ - New Jersey Medical School. She then completed her internal medicine internship at Baylor College of Medicine in Houston, TX and her residency at Dartmouth Hitchcock Medical Center in Hanover, NH. She also completed a fellowship in pulmonary/critical care at the University of California Irvine Medical Center. She is board certified and began practicing in 1993.

Charles Cornett, M.D.

A graduate of Indiana University School of Medicine, Dr. Cornett completed his residency at St. Vincent’s Hospital in Indianapolis. He has been in practice since 1995 and resides in Indianapolis with his family.

Kevin Coss, M.D.

Dr. Coss graduated from the Medical College of Ohio and completed his internship and residency at Indiana University. He is a board certified physician who has been in practice since 1987 and is listed in the Guide to America’s Top Physicians by the Consumer’s Research Council of America. He and his family live in Carmel.

Madhavi Rao, M.D.

After completing her internship at Henry Ford Hospital, Dr. Rao fulfilled her residency at Indiana University Medical Center. A board-certified physician who has been in practice since 1999, she lives on the northeast side of Indianapolis with her family.

David Tetrick, M.D.

Dr. Tetrick graduated from the Indiana University School of Medicine, where he completed both his internship and residency. He is board certified and has been in practice since 1986. Dr. Tetrick and his family reside in Fishers.

Kristin Tielker, M.D.

A graduate of Indiana University Medical School, Dr. Tielker completed both her internal medicine internship and residency at St. Vincent Hospital in Indianapolis. She is board certified and began practicing in 2005. She and her family reside in Carmel.

Nurse Practitioners

Katherine Haddad, R.N., A.N.P.

Katherine Haddad received both her bachelor's and master's degrees from Indiana University. She has been a nurse practitioner for two years and lives with her husband in Fishers.

Marlene Hunley, R.N., A.N.P.

Marlene Hunley attended Missouri Southern State University, where she received her undergraduate degree in nursing. She then completed her master's degree at the University of Missouri in Kansas City. She has been a certified nurse practitioner since 2004. Marlene and her husband reside in Fishers.

Deborah Peterson, R.N., A.N.P.

After completing both her bachelor's and master's degrees at Indiana University, Debbie Peterson began her career as a nurse practitioner over ten years ago. She lives with her family in Fishers.