We want you to know plenty about your doctor from the start. So we’ve included a brief biography of the provider team at The Urological Center. But first, you should know that all our doctors are Board Certified in Urology. If you have questions that aren’t answered here, please ask.


Hugh J. Talton, M.D., F.A.C.S.

Dr. Talton was born in Port Arther, Texas and reared in a small town in north Louisiana. He graduated with a BS from LA Tech in 1963 and then entered Medical School at Tulane University in New Orleans. He graduated from Medical School in 1967 and then entered the U.S. Navy for his internship which was done at Portsmouth Naval Hospital, Portsmouth, VA. He then spent 2 years aboard the USS Canopus, Submarine Tender, as Chief Medical Officer. His Urology speciality training was done at the National Naval Medical Center, Bethesda, MD frorn 1970-1974. He was then the Chief of Urology at the Naval Hospital, Charleston, SC, until 1976 at which time he joined The Urological Center.

Dr. Talton is certified by the American Board of Urology and a Fellow of the American College of Surgeons. He currently has hospital privileges at Washington County Hospital, Waynesboro Hospital, and Fulton County Medical Center.

Currently, he resides on a working farm south of Hagerstown with his wife, Marty, and son, Andrew.


Wayne A. McWilliams, M.D., F.A.C.S.

Dr. McWilliams obtained his undergraduate education at Westem Maryland College and received his medical degree from the University of Maryland in 1979. He completed residency training in General Surgery and Urology at the University of Maryland Hospital in Baltimore. He then moved to Hagerstown to join The Urological Center in 1984. Dr. McWilliams is certified by the American Board of Urology and a Fellow of the American College of Surgeons. He is a member of many professional and civic organizations.

Dr. McWilliams is licensed to practice medicine in Maryland and Pennsylvania. He has privileges at Washington County Hospital, Waynesboro Hospital, and Fulton County Medical Center.

Dr. McWilliams is married and has four children. His recreational interests include golf, tennis, and skiing.


Patrick J. Dennis, M.D., F.A.C.S.

Dr. Dennis graduated Magna Cum Laude, Phi Beta Kappa with a B.A. from the University of Maryland, College Park (1978), and earned his M.D. at the University's Medical School in Baltimore, where he graduated with honors (1982). He trained in General Surgery at University Hospital, The Milton S. Hershey Medical Center of the Pennsylvania State University in Hershey, Pennsylvania from 1982-1985 and did his residency in Urology at the same institution from 1985 until 1989 when he entered private practice with The Urological Center.

Dr. Dennis is certified by the American Board of Urology and a Fellow of the American College of Surgeons. He is licensed to practice in Maryland and Pennsylvania.

Dr. Dennis has privileges to practice at Washington County Hospital, Waynesboro Hospital, and Fulton County Medical Center since 1989.

He is married with three wonderful children.


Kevin C. Hackett, M.D., F.A.C.S.

Dr. Hackett earned his B.S. degree from Georgetown University (1985) and his M.D. degree from Georgetown University Medical School (1989) where he graduated with academic honors. He was elected into the National Honor Medical Society in 1988. His post graduate training includes residencies in General Surgery and Urology at Georgetown University Hospital. He joined The Urological Center in 1995. Dr. Hackett is certified by the American Board of Urology and a Fellow of the American College of Surgeons. He is licensed to practice in Maryland and Pennsylvania. He enjoys privileges at Washington County Hospital, Waynesboro Hospital, and Fulton County Medical Center.

Dr. Hackett is married and has three sons.


Mohammad R. Chaudhry, M.D., F.A.C.S.

Dr. Chaudhry is a graduate of King Edward Medical College, 1974. He completed his urology residency training at Long Island College Hospital, New York and a one year fellowship in renal transplant at Downstate Medical Center, Brooklyn, NY. He started his practice of urology in 1982 at George Washington University Hospital, Washington, DC and in 1984 moved to Hagerstown.

Dr. Chaudhry is certified by the American Board of Urology in 1985 and then re-certified in 1995. He is a Fellow of the American College of Surgeons.

Dr. Chaudhry is married and has four wonderful children and lives east of Hagerstown.

He currently has privileges at Washington County Hospital, Waynesboro Hospital and Frederick Memorial Hospital.


Bernadette Greco, MS CRNP

Mrs. Greco began her career as a Diploma RN from the Western Pennsylvania Hospital School of Nursing in Pittsburgh, Pennsylvania. She earned a Bachelor of Science in Nursing and Master of Science from the University of Maryland. She is a certified Adult Nurse Practitioner specializing in Urology. She has had extensive experience in Urology, Emergency, Post Anesthesia, and Public Health services in North Carolina, New York, Texas, California, and Maryland. She joined The Urological Center in April 2007.

Mrs. Greco is a member of the Nurse Practitioner Association of Maryland, The American College of Nurse Practitioners, Sigma Theta Tau International Honor Society of Nursing, The honor Society of Phi Kappa Phi, and the Society of Urologic Nurses and Associates. She lectures at the University of Maryland.

Living in Howard County with her husband John, they have three grown children.