Hilltop Obstetrics & Gynecology Physicians and Staff
Gregory W. Siewny, MD
Dr. Siewny has been providing quality medical care at Hilltop Obstetrics & Gynecology since 1986. He is a graduate of the Ohio State University School of Medicine and completed his internship and residency in Obstetrics & Gynecology at Bethesda Hospital in Cincinnati, Ohio. Dr. Siewny is board certified in Obstetrics & Gynecology. A native of Middletown, he continues to reside there with his wife, Jeanne. They have four children.
Charles L. Hageman, MD
Dr. Hageman, a native of Cincinnati, graduated from the University of Cincinnati College of Medicine. His internship and residency were completed in Obstetrics & Gynecology at Bethesda Hospital in Cincinnati, Ohio. Dr. Hageman is board certified in Obstetrics & Gynecology and joined Hilltop shortly after serving in private practice elsewhere. He resides in Middletown with his wife, Ann. They have 2 grown children and 1 grandson.
William J. Andrew, MD
Dr. Andrew graduated from the University of Cincinnati College of Medicine, where he did his internship in the Department of Family Medicine. His residency was completed at Bethesda Hospital in Cincinnati through the Department of Obstetrics & Gynecology. Dr. Andrew is board certified in Obstetrics & Gynecology and joined Hilltop in 1995. He resides in Middletown with his wife Marcia and their three children.
Judith J. Burichin, MD
Dr. Burichin graduated from Wright State University School of Medicine in 1993 and completed her Obstetrics & Gynecology residency there in 1987. Prior to becoming a physician, she received degrees from the University of Minnesota Medical School, Albany Medical School (School of Anesthesia) and the Saint Alexis School of Nursing. She was a staff anesthetist for the Cleveland Clinic Foundation, as well as for Fairview and University of Minnesota hospitals. Dr. Burichin is board certified in Obstetrics & Gynecology and joined Hilltop in 1999. Dr. Burichin and her husband, Jerry Twohig, live in Franklin.
Heather Hilkowitz, MD
Dr. Hilkowitz graduated from Wright State School of Medicine and completed her Obstetrics & Gynecology residency at Indiana University School of Medicine in Indianapolis, Indiana. She left private practice in Cincinnati to join Hilltop in 2007. Dr. Hilkowitz is board certified in Obstetrics & Gynecology. She and her husband, Fred, live in Liberty Township with their young twins.
Casey Boyce, MD
Dr. Boyce joined Hilltop Obstetrics & Gynecology in 2007 after graduating from Boonshoft School of Medicine at Wright State University. She served as Chief Resident of the Wright State University Obstetrics & Gynecology program in Dayton, Ohio. Dr. Boyce is board certified in Obstetrics & Gynecology. She and her husband, Scott, reside in Franklin Township with their two children.
Juan C. Reina, MD
Dr. Reina obtained his medical degree from Universidad del Valle in Cali, Colombia and completed his Obstetrics & Gynecology residency at Tulane University School of Medicine in New Orleans, Louisiana. He left private practice in the Greater Cincinnati area to join Hilltop in 2008. Dr Reina is Board Certified in Obstetrics & Gynecology. He resides in Liberty Township with his wife, Mariarosa, and their twin girls.
Rhonda Washington, MD
Dr. Washington graduated from Wright State University School of Medicine and completed her Obstetrics & Gynecology residency at Indiana University School of Medicine. She is board certified and joined Hilltop in 2013. Dr Washington resides in Liberty Township with her husband, Marcus Washington, and their 6 growing children.
Amy Renshaw, MD
Dr. Renshaw joined Hilltop in 2013 after completing her Obstetric and Gynecology residency at Case Western Reserve University School of Medicine. She completed medical school at University of Louisville School of Medicine. Dr Renshaw is board eligible in Obstetrics & Gynecology. She is originally from Owensboro, KY and now resides in Mason, Ohio.
Ronald Hirth, MD
Dr. Hirth is a board certified physician that joined Hilltop in 2014. He graduated from Wright State University School of Medicine and completed his Obstetrics and Gynecology residency at Bayfront Medical Center in St. Petersburg, Florida. Dr. Hirth has been practicing in the Cincinnati area for the last 5 years. He currently resides in the Cincinnati area with his wife, Becky, and their young daughter.
Our clinical and administrative staffs compliment our physicians as members of your health care team. They have a genuine concern and interest in you, our patient. Our clinical staff will routinely gather information about your medical history. They also assist the physicians with the many procedures, examinations and testing we offer at our offices. Our administrative professionals will work with you to schedule convenient appointments and handle your questions about practice policies, fees, and insurance.
"Our medical team is here to serve you. We know you have choices for health care and understand the many pressures women today face. Our physicians are board certified in Obstetrics & Gynecology and remain active in all facets of women’s healthcare. We hope you find our Middletown, Lebanon and West Chester office locations convenient and our staff of professionals helpful and welcoming. We’re proud to have served Middletown and the surrounding communities for over 20 years now, and look forward to expanding our services elsewhere in Southwest Ohio."