Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Alexandra Leigh O'Brien-Dukes, LMHC

Individual provider Mental Health Counselor · NPI 1952950420

Alexandra Leigh O'Brien-Dukes, LMHC is a Mental Health Counselor in Cambridge, Massachusetts. Practices as a sole proprietor. Registered with an NPI since 2019.

In the registry since
2019
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

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Practice location Address checks out

12 Inman St
Cambridge, MA 02139-2423
Phone: (617) 383-7134
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1952950420
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMHC
Sole proprietorYes
NPI enumeratedSeptember 8, 2019
Last updated in NPPESDecember 23, 2025
Certification dateDecember 23, 2025

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