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

Leslie A. Harmon, MA

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1104327006

Leslie A. Harmon, MA is an Addiction (Substance Use Disorder) Counselor in Springfield, Massachusetts. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

2257 Main St
Springfield, MA 01107-1905
Phone: (413) 733-3488
Fax: (413) 731-7381
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1104327006
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA
Sole proprietorYes
NPI enumeratedFebruary 26, 2018
Last updated in NPPESFebruary 26, 2018

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