Meet Dr. Keiser


Dr. Mark Keiser is a lifelong resident of Baltimore, Maryland. After graduating from the University of Maryland Dental School in 1978 he attended a General Practice Residency at Tuft’s New England Hospital in Boston, MA for 1 year then became a full time associate as a General Dentist in a large multi specialty group practice in Somerville, Massachusetts. Returning to University of Maryland Dental School in 1980, he completed his periodontal specialty training in 1982 and entered private practice in the specialty of periodontics with his classmate Dr. Bruce Mandel in August 1982.
Dr. Peter Joseph joined the practice in 2001 and became a partner 2 years later. Today Mandel, Keiser and Joseph, L.L.P. have offices in Owings Mills, MD and White Marsh, MD limiting their practice to Periodontics and Implantology.

Dr. Keiser works full time out of the Owings Mills location. He was an associate clinical professor at the University of Maryland Dental School where he teaches part time in the Periodontal Postgraduate Residency Program.

He is an active member of the American Dental Association, American Academy of Periodontology and American Academy of Osseointegration. He resides in Baltimore County in with his wife Beth and daughters Lauren and Lindsay.