NPPES file of Aug 9, 2026

Heather K. Mazarakos, LCSW

Addiction (Substance Use Disorder) Counselor · Stamford, CT

Heather K. Mazarakos, LCSW is an addiction (substance use disorder) counselor with a practice address in Stamford, Connecticut, and NPI 1083989628, issued on Mar 15, 2012. Check the license (Connecticut 007902, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083989628
Name
Heather K. Mazarakos
Credential
LCSW
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
007902 CT
Self-reported in NPPES; status is on the state search
Practice location
141 Franklin St, Stamford, CT 06901
Phone
(203) 602-4441
Enumerated
Mar 15, 2012
Record last updated
Mar 15, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(203) 602-7782
Medicare enrollment
Enrolled (PECOS I20130730000820); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest addiction (substance use disorder) counselor records → All 759 in Connecticut → Look up another NPI →

Also registered at 141 Franklin St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bradley AltmanMarriage & Family Therapist1215264791
  2. Tichianaa Armah, MDPsychiatry Physician1174786487
  3. Constantina Bacopoulou, DDSGeneral Practice Dentistry1457549610
  4. Susan Blanchard, RDH, RNDental Hygienist1063604924
  5. Ginelle Carsillo, LPCProfessional Counselor1053569038
  6. Tinashe Chapfika, DMDDentist1396970943

Verify Heather K. Mazarakos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 007902    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Heather K. Mazarakos among 759 addiction (substance use disorder) counselor records in Connecticut

Heather K. Mazarakos, LCSW is one of 759 addiction (substance use disorder) counselor records with a practice address in Connecticut. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2012, is newer than 36% of them.

  • NPI issued2012 · 36% of these records are older, 57% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 9% of these records are
  • Graduated2005 · median 2014 among the 72 with a school on file
  • Record last updated2012 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction (Substance Use Disorder) Counselor providers in Connecticut

There are 759 addiction (substance use disorder) counselor records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 759 in Connecticut → Every provider in Stamford → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Robert Di Roma, LADCStamford, CT 069011992197560
  2. Karl Garrett, LADCStamford, CT 069011417849365
  3. William GonzalezStamford, CT 069011366782492
  4. Christopher RodriguezStamford, CT 069011518506823
  5. Francheska RosarioStamford, CT 069011033096987
  6. Ben Stoller, LADCStamford, CT 069011922878867
  7. Meghn Tansey, MA, LADCStamford, CT 069011891035861
  8. Ralph Baker, LADCStamford, CT 069021912719915

Common questions

What is Heather K. Mazarakos, LCSW's NPI number?

Heather K. Mazarakos, LCSW's National Provider Identifier (NPI) is 1083989628, issued on Mar 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Heather K. Mazarakos, LCSW located?

The NPPES record lists a practice address at 141 Franklin St, Stamford, CT, 06901. Phone: (203) 602-4441. Providers update this record themselves, so call before visiting.

How can I verify Heather K. Mazarakos, LCSW's license?

NPPES lists Connecticut license number 007902, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.