Sara Castonguay, LADC
NPI 1821411539 · Addiction (Substance Use Disorder) Counselor · Hudson, NH
Sara Castonguay, LADC is a Addiction (Substance Use Disorder) Counselor provider in Hudson, NH (NPI 1821411539).
Provider details
- NPI number
- 1821411539
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LADC
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Specialist174400000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 401 Cypress StManchester, NH 03103-3628Phone: (603) 668-4111Fax: (603) 628-7757
Registry dates
- Enumerated
- 2014-01-31
- Last updated
- 2024-04-10
- Certified
- 2024-04-10
Frequently asked questions
- What is Sara Castonguay's NPI number?
- Sara Castonguay's National Provider Identifier (NPI) is 1821411539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Castonguay's specialty?
- Sara Castonguay is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sara Castonguay located?
- Sara Castonguay's practice location on file with NPPES is 323 Derry Rd, Hudson, NH 03051-3020.
- What is Sara Castonguay's phone number?
- The practice phone number listed in the NPPES registry for Sara Castonguay is (603) 595-3399.
- Is Sara Castonguay's NPI active?
- Yes — Sara Castonguay's NPI (1821411539) is active in the NPPES registry as of the last update on 2024-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.