(301) 861-0665

Drs. Lasher and Harriman at Dental One Associates of Waldorf
3500 Old Washington Road, Suite 301, Waldorf, MD 20602

Meet Our Team

Michael Lasher, DDS

General Dentist

Dr. Lasher received a Bachelor of Science degree from the University of Maryland at College Park in Biochemistry. He then went on to earn a Doctor of Dental Surgery degree from the University Of Maryland Baltimore College Of Dental Surgery in 1979. Dr. Lasher received honors in Prosthodontics and a fellowship in Geriatric Care at the Waxner Center in Baltimore Maryland.

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Karen Harriman, DDS

General Dentist

Dr. Harriman has been practicing dentistry in Waldorf, Maryland for over 15 years. A native of Ontario, Canada, she received an Honors Bachelors of Science degree from the University of Guelph. She then went on to earn a Doctor of Dental Surgery from New York University in 1994, graduating with honors. Prior to joining Dr. Lasher, Dr. Harriman spent a year and a half practicing dentistry and working with the Inuit, in the Canadian Arctic.

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Amal Al-Fares, DDS

General Dentist

Dr. Al-Fares received a Bachelor of Science degree in Biology, and Communications in 2002 from West Virginia University. She then went on to complete the Doctor of Dental Surgery program at the top of her class with a full scholarship in 2006. She practiced dentistry for eight years in West Virginia and Pennsylvania prior to moving to Maryland five years ago. She is passionate about delivering the highest quality of dental care to all members of the community.

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Thomas Lin, DMD, MSc

Periodontist, Prosthodontist

Dr. Lin received his Doctor of Dental Medicine at Boston University Goldman School of Dental Medicine, Boston, MA, in 2006. He attended the University of Pennsylvania School of Dental Medicine, Philadelphia, PA, earning a Certificate of Advanced Graduate Study in Periodontology in 2009. He earned his Master of Science Degree in Oral Biology at the University of Pennsylvania School of Dental Medicine, Philadelphia, PA. In 2015, Dr. Lin completed a 2 year implant periodontal-prosthesis fellowship from the University of Baltimore School of Dental Surgery.

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Besi Tong, DMD, MSD

Orthodontist

Dr. Tong grew up in the Northern Virginia area and completed his undergraduate studies at the University of Virginia where he earned his Bachelor’s degree in Biology. He then moved to Philadelphia, PA to attend Temple University Maurice H. Kornberg School of Dentistry where we was inducted into the Omicron Kappa Upsilon National Dental Society and graduated summa cum laude with his Doctor of Dental Medicine degree. Dr. Tong continued his dental education, earning his certificate in Orthodontics and Master of Science in Dentistry degree, from the University of Colorado School of Dental Medicine.

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Office Hours

  • Monday 9:00 AM – 5:00 PM
  • Tuesday 9:00 AM – 5:30 PM
  • Wednesday 8:00 AM – 5:00 PM
  • Thursday 8:00 AM – 5:00 PM
  • Friday 8:00 AM – 2:00 PM

CareCredit

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Office Hours

  • Monday
    9:00 AM – 5:00 PM
  • Tuesday
    9:00 AM – 5:30 PM
  • Wednesday
    8:00 AM – 5:00 PM
  • Thursday
    8:00 AM – 5:00 PM
  • Friday
    8:00 AM – 2:00 PM

Appointment request

New patients are welcome! To request an appointment use our online form or call:

(301) 861-0665

Our Location

Drs. Lasher and Harriman at Dental One Associates of Waldorf

3500 Old Washington Road, Suite 301, Waldorf, MD 20602

(301) 861-0665

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