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

Steven J Klarer

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1366519092

Steven J Klarer is an Addiction (Substance Use Disorder) Counselor in Boston, Massachusetts. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

1010 Mass Ave
Boston, MA 02118-2600
Phone: (617) 534-4217
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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 number1366519092
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedNovember 29, 2006
Last updated in NPPESJanuary 24, 2013

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