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

Sara Castonguay, LADC

Individual provider Specialist · NPI 1821411539

Sara Castonguay, LADC is a Specialist in Hudson, New Hampshire. Works from 2 locations. Licensed in New Hampshire.

Licensed in
NH
In the registry since
2014
Specialties on file
2
What do these letters mean?
LADC — Licensed Alcohol and Drug Counselor
A licensed addiction counsellor.

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Practice location Address checks out

323 Derry Rd
Hudson, NH 03051-3020
Phone: (603) 595-3399
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 401 Cypress St, Manchester, NH 03103-3628 — (603) 668-4111

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 1284 (NH)
Specialist Taxonomy 174400000X

Record details

NPI number1821411539
Entity typeIndividual (Type 1)
GenderFemale
Credentials LADC
Sole proprietorNo
NPI enumeratedJanuary 31, 2014
Last updated in NPPESApril 10, 2024
Certification dateApril 10, 2024

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