Healthcare Provider Details

I. General information

NPI: 1831013085
Provider Name (Legal Business Name): S-ADERRA ACHIEVEMENT, PLLC
Entity Type: Organization
Gender:
Sole Proprietor:

II. Dates (important events)

Enumeration Date: 08/08/2026
Last Update Date: 08/10/2026
Certification Date: 08/10/2026
Deactivation Date:
Reactivation Date:

III. Provider practice location address

242 CEDAR LN
CHESHIRE CT
06410-2220
US

IV. Provider business mailing address

268 POST ROAD SUITE 200 #815288
FAIRFIELD CT
06824-6220
US

V. Phone/Fax

Practice location:
  • Phone: 860-406-3844
  • Fax:
Mailing address:
  • Phone: 860-406-3844
  • Fax:

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyY
Taxonomy Code1041C0700X
TaxonomyClinical Social Worker
License Number
License Number State

VIII. Authorized Official

Name: JOSEPH LOUIS POSWINSKI
Title or Position: GROUP PRACTICE OWNER / CLINICIAN
Credential: LCSW
Phone: 860-406-3844