Comprehensive Dentists in Lexington Park, MD
All our professionals at Tidewater Dental maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in cosmetic dentistry.

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Dr. David J. Cooper After graduating from Georgetown University's School of Dentistry, Dr. Cooper established his private dental practice in St. Mary's County, Maryland. After 23 years of private practice, he moved to a larger facility and partnered with Dr. Michael Owens to accommodate their growing clientele. Dr. Cooper is a founding member and current president of the Southern Maryland Dental Study Club. He is also a member of the American Dental Association, Maryland State Dental association, Patuxent Dental Association and the St. Mary's County Chamber of Commerce. Dr. Cooper is a recipient of the America's Top Dentists Award. |
Dr. T. Cooper DDSA recent graduate from University of Maryland Baltimore College of Dental Surgery with a Doctor of Dental Surgery Degree Dr. Todd Cooper is the 2009 recipient of the Maryland Academy of General Dentistry Award for High Proficiency in Clinical Care and Patient Management. He is a member of the American Dental Association, the Maryland State Dental Association, and the Academy of General Dentistry and was a 2009 Delegate to the Maryland State Dental Association's House of Delegates. |
Dr. Wayne L. O'Roark Dr. O'Roark joined the Tidewater Dental team as our exclusive Implant dentist. He received his dental degree with honors from the University of Maryland where he was president of his graduating class, and elected to the Gorgas Odontological Honor Society and the Omicron Kappa Upsilon Honor Society. With 30 years of experience, Dr. O'Roark has placed in excess of 5000 implants. Unlike many dentists providing Implants, he is proficient in all of the implant types and prosthetics and can provide you with the proper implant procedures as dictated by your particular jaw conditions and your desires.Dr. O'Roark was appointed as a clinical graduate instructor of Implant Dentistry at the Dental School, University of Maryland in July, 2006. Dr. O'Roark is Board Certified by the American Board of Oral Implantology (ABOI). This recognition is the ultimate in the field of Implantology. He is the only dentist in Southern Maryland with this distinction. He received this certification in 1989 and was among the first 35 in the country to be so recognized. He is also a diplomate of the International Congress of Oral Implantologists and the American Society of Osseointegration, a fellow of the American College of Dentists, a member of the International Congress of Oral Implantologists, and the American Academy of Implants and Transplants. Finally, he is a Master of the American Academy of Implant Prosthodontics. For more information on Dr. O'Roark, please visit: http://drwayneoroark.com. |
Dr. Rebecca Allen Dr. Rebecca Allen received her Doctor of Dental Surgery degree from the University of Maryland, Baltimore College of Dental Surgery. After graduation, she continued her education by completing a General Practice Residency at York Hospital in Pennsylvania where she gained valuable experience caring for children and patients with special needs. Dr. Allen enjoys all aspects of dentistry and is thrilled to be a part of the Tidewater Dental team. Dr. Allen received a national award for High Achievement in Dental Care for Persons with Disabilities from the Special Care Dentistry Association and The Academy of Dentistry for Persons with Disabilities. |
Dr. Charles DeRooAfter earning his dental degree from the University of Pittsburgh's School of Dental Medicine, he continued his education earning his Master of Science degree in Orthodontics from the State University of New York. Dr. DeRoo is certified by the American Board of Orthodontics and specializes in the orthodontic and dentofacial orthopaedic care of children and adults of all ages. |
Gregory Romanow, DMDCertified by the American Board of Oral and Maxillofacial Surgeons and by the National Dental Board of Anesthesiology, Dr. Romanow graduated from the University of Pennsylvania with a degree in Biology in 1997. He then attended the Temple University School of Dentistry. While there he was inducted into the Omega Kappa Upsilon Honor Dental Society and was awarded the prestigious Oral Surgery Award. |

Dr. T. Cooper DDS
Dr. O'Roark joined the Tidewater Dental team as our exclusive Implant dentist. He received his dental degree with honors from the University of Maryland where he was president of his graduating class, and elected to the Gorgas Odontological Honor Society and the Omicron Kappa Upsilon Honor Society. With 30 years of experience, Dr. O'Roark has placed in excess of 5000 implants. Unlike many dentists providing Implants, he is proficient in all of the implant types and prosthetics and can provide you with the proper implant procedures as dictated by your particular jaw conditions and your desires.
Dr. Rebecca Allen received her Doctor of Dental Surgery degree from the University of Maryland, Baltimore College of Dental Surgery. After graduation, she continued her education by completing a General Practice Residency at York Hospital in Pennsylvania where she gained valuable experience caring for children and patients with special needs. Dr. Allen enjoys all aspects of dentistry and is thrilled to be a part of the Tidewater Dental team. Dr. Allen received a national award for High Achievement in Dental Care for Persons with Disabilities from the Special Care Dentistry Association and The Academy of Dentistry for Persons with Disabilities.
Dr. Charles DeRoo
Gregory Romanow, DMD