Physicians & Staff
– Our Doctors
– Our APP – Advanced Practice Providers

Our Doctors
Daniel G. Fagel, M.D.
2013 Cincinnati Magazine Top Doctor
Dr Fagel is a native of Cincinnati , Ohio . He is currently residing in Northern Kentucky with his family.
Chadwick Hatfield, M.D
2013 Cincinnati Magazine Top Doctor
Dr. Hatfield is a native of Phelps, Kentucky. He resides in Hebron with his family.
Michael E. Jones, M.D.
2013 Cincinnati Magazine Top Doctor
Dr Jones is a native of Kansas City , Missouri . He and his family reside in Northern Kentucky
Scott C. Leverage, M.D.
A member of the American Gastroenterology Association
A native of Dayton, Ohio, Dr. Leverage completed his medical training at Wright State University (WSU) and the University of Kentucky (UK).
Ross McHenry, M.D.
2013 Cincinnati Magazine Top Doctor
Dr Ross McHenry is a native of Cincinnati , Ohio . He and his family are presently residing in Northern Kentucky .
Karlina M. Patton, M.D.
Membership in professional societies
Dr. Karlina Patton is a native of Northern Kentucky , where she and her husband, Greg continue to reside.
Gregory L. Salzman, M.D.
Membership in professional societies
Dr Salzman is a native of New York , was raised in Columbus , Ohio . He and his family currently reside in Northern Kentucky.
Joel M. Warren, M.D.
A member of the ASGE
A native of Nashville, TN, Dr. Warren completed his medical training at the University of Louisville.
Samir Vermani, MD.
An active member with the American College of Gastroenterology
Dr. Vermani is certified by the American Board of Internal Medicine and by the American Board of Gastroenterology.
Allan Lam, DO
A member of the ASGE
Dr. Lam is the Gastroenterology Hospitalist who covers St. Elizabeth Edgewood Hospital Campus. Dr. Lam joined the practice in 2018. ERCP trained.
Our APP (Advanced Practice Providers)
Allison M. Kreate, APRN
Allison earned her Associate of Applied Sciences in Nursing, Bachelor of Science in Nursing, and a Master of Science in Family Nurse Practitioner all from Northern Kentucky University.
John Biery, APRN - Nurse Practitioner
A native of Cincinnati, Biery completed his medical training at the University of Kentucky and the University of Cincinnati. He obtained his Master of Science of Nursing in 2015.
Contact Information
425 Centre View Blvd
Crestview Hills, KY 41017
By Phone: (859) 341-3575
By Fax: (859) 341-5701
Toll Free: (800) 448-3575
After hours calls to (859) 341-3575, will be taken by the answering service who will direct URGENT messages to the "On Call" MD or ARNP.
Billing Department: (859) 655-4470
Scheduling Appointment: (859) 655-4480
Procedure: (859) 655-4490
Medical Records: (859) 655-4553
Communicators: (859) 655-4560