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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1083989628

Heather K Mazarakos, LCSW is a Clinical Social Worker in Stamford, Connecticut. Qualified in 2005, 21 years ago. Accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
21
Licensed in
CT
In the registry since
2012
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

141 Franklin St
Stamford, CT 06901-1014
Phone: (203) 602-4441
Fax: (203) 602-7782
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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 · Licence 007902 (CT)
Mental Health Counselor Taxonomy 101YM0800X · Licence 007902 (CT)

Record details

NPI number1083989628
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMarch 15, 2012
Last updated in NPPESMarch 15, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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