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33 Bartlett Street, Suite 405
Lowell, MA 01852
20 Cotton Road, Suite 202
Nashua, NH 03063
26 North Road, Second Floor
Chelmsford, MA 01824

Our mission is to help patients live healthier lives. We provide a caring, nurturing environment where your comfort and health is of primary importance.
  • Thomas Trowbridge, DDS, MD

    Dr. Trowbridge joined Lowell & Nashua Oral Surgery Associates in 1996 and currently divides his time between our three offices.

  • Sotirios Diamantis, DMD, MD

    Dr. Diamantis, a Board Certified Oral and Maxillofacial Surgeon, joined Lowell Oral Surgery Associates in 2010 and divides his time between our Chelmsford and Lowell offices. 

  • Jeffrey Stone, DMD, MD

    Dr. Stone, a Board Certified Oral and Maxillofacial Surgeon, joined Lowell Oral Surgery Associates in 1982 and currently divides his time between our three offices.

  • Denae Keyer, DMD, MD

    Dr. Denae C. Keyer is an oral and maxillofacial surgeon with a strong academic, clinical, and research background. She grew up in the small town of Hondo, Texas, and went on to earn her Bachelor of Science in Chemistry from Barry University, where she graduated cum laude and developed a strong interest in research.

Lowell Office
33 Bartlett Street, Suite 405
Lowell, MA 01852
978-458-1264
Nashua Office
20 Cotton Road, Suite 202
Nashua, NH 03063
603-595-9119
Chelmsford Office
26 North Road, Second Floor
Chelmsford, MA 01824
978-328-0432

Serving the Following Cities
Lowell MA • Chelmsford MA • Westford MA • Dracut MA • Billerica MA
Tewksbury MA • Tyngsboro MA • Methuen MA • Andover MA • Littleton MA
Acton MA • Groton MA • Amherst NH • Merrimack NH • Nashua NH

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