Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Jay Harold Bonnar, MD

Individual provider Psychiatry Physician · NPI 1144260985

Jay Harold Bonnar, MD is a Psychiatry Physician in Belmont, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

115 Mill St
Belmont, MA 02478-1041
Phone: (617) 855-3153
Fax: (617) 855-3722
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 77389 (MA)

Record details

NPI number1144260985
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 8, 2006
Last updated in NPPESJanuary 31, 2012
Mailing address115 Mill St, Belmont, MA 02478-1041

Other providers in Belmont