Dr. Trepp attended college at the University of Maryland, College Park, MD, where he graduated in 1971 with a BS degree in Zoology (the biology of animals). In 1971, he moved to Baltimore and entered the Baltimore College of Dental Surgery, University of Maryland, Baltimore City, MD. After receiving his Doctor of Dental Surgery degree in 1975, he traveled to Beth Israel Medical Center in New York City where he entered a coveted, one year General Practice Residency. During his year at Beth Israel Medical Center, Dr. Trepp realized that he enjoyed creating beautiful smiles for his patients using orthodontics. He returned to the Baltimore College of Dental Surgery in 1976 and completed two years of additional full time training as a resident in the Department of Orthodontics. This orthodontic residency included genetics, embryology, human growth, biophysics and teaching orthodontics to dental students in their labs and clinics. He was awarded his Certificate In Orthodontics in 1978.

Dr. Trepp began his association with Allentown Family Dental Center, Clinton, MD, in 1982, before opening his orthodontic office in Pasadena, MD, in February 1984. He relocated his Pasadena office to Severna Park, MD in Fall 2008. In 1985, the Maryland State Board of Dental Examiners recognized Dr. Trepp as a Licensed Orthodontic Specialist. Less than 150 dentists in the State of Maryland hold that distinction and only about 6% of US dentists have the additional education required to be licensed and recognized as an orthodontic specialist. Early in 1990, Dr. Trepp became the first orthodontist in the county to install dry heat sterilization of instruments to improve protection and well being of his patients. Dr. Trepp became a leader in interactive patient Internet communication when he launched his web site www.orthodontics.org in 1996. Computer digital imaging of patient concerns began in 1999. Patients benefited from instant retrieval of x-rays anywhere in the office. Since May 2000, Dr. Trepp has offered Clear Aligner Therapy using ClearCorrect, Invisalign and Invisalign teen which allow some adult and teen tooth straightening without braces.  Isn't science and technology wonderful? Dr. Trepp began offering newest braces technology, self-ligating braces, in July 2006. Dr. Trepp created a blog for his patients to post comments at orthodontist.vox.com in March 2007.  Dr. Trepp studied advanced first aid in 2008 and is certified as a National Ski Patrol Basic Patroller and Outdoor Emergency Care Technician, a Maryland First Responder and a First Responder Pennsylvania Department of Health. In April 2009, Dr. Trepp became certified in iBraces that are braces placed on the back of your teeth. Dr. Trepp established a presence on  facebook, twitter, myspace, LinkedIn and YouTube  in May 2009 to improve networking with his patients. Dr. Trepp joined the adjunct faculty of Anne Arundel Community College in the Summer of 2009 teaching Dental Assisting and Dental Radiology.  In March 2010, Dr. Trepp began teaching first state recognized Expanded Functions: Chairside and Orthodontic course in Anne Arundel County for the Community College. This web enabled course will allow students to take advantage of the Community College's Virtual Campus with distance E-learning online resources. He and his assistants now celebrate over 27 years of serving patients in Clinton and 25 years in Pasadena/Severna Park.

Dr. Trepp is a member of the American Association of Orthodontists,  Manhattan Beach Civic Association, the Magothy River Association, the Severna Park Chamber of Commerce, the National Ski Patrol and the Sons of the American Legion, Post 175, Severna Park, MD.

Dr. Trepp and his wife, Joanne, and their dog, Raven, live in Severna Park, only 10 minutes from his Severna Park office so that he can participate in Severna Park community  activities and be available to his patients who might have an after hours emergency. Joanne Trepp is the staff development coordinator of Anne Arundel County Public Library. Family interests include cross country skiing, alpine skiing, golf, snow boarding, fishing, rollerblading, wake boarding, computers, hiking, biking, oyster growing, gardening, boating  and celebrating life.

Because high quality patient care is the hallmark of his office, Dr. Trepp invests several weeks every year in continuing education courses. By doing so, his patient care will remain "state of the art".

You may schedule an orthodontic appointment with Dr. Trepp in his Severna Park, MD office by calling 410.696.4624 or in his Clinton, MD office by calling  301.868.6200. Written inquiries should be mailed to: 69 Robinson RD, Severna Park, MD 21146, USA or 8918 Woodyard RD, Clinton, MD 20735, USA