Mountainside - Wilton
NPI 1669970125 · Substance Abuse Rehabilitation Facility · Wilton, CT
Mountainside - Wilton is a Substance Abuse Rehabilitation Facility organization in Wilton, CT (NPI 1669970125).
Provider details
- NPI number
- 1669970125
- Entity type
- Organization
- Primary specialty
- Substance Abuse Rehabilitation FacilityResidential Treatment Facilities
- Organization subpart
- No
- Authorized official
- Michelle Williamson, Director of Billing(860) 362-5232
Specialties & taxonomies
Residential Treatment Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2018-01-30
- Last updated
- 2022-03-25
- Certified
- 2022-03-25
Frequently asked questions
- What is Mountainside - Wilton's NPI number?
- Mountainside - Wilton's National Provider Identifier (NPI) is 1669970125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mountainside - Wilton?
- Mountainside - Wilton is classified in the NPPES registry as Substance Abuse Rehabilitation Facility (Residential Treatment Facilities).
- Where is Mountainside - Wilton located?
- Mountainside - Wilton's practice location on file with NPPES is 372 Danbury Rd Ste 195, Wilton, CT 06897-2523.
- What is Mountainside - Wilton's phone number?
- The practice phone number listed in the NPPES registry for Mountainside - Wilton is (860) 362-5232.
- Who is the authorized official for Mountainside - Wilton?
- The authorized official listed on Mountainside - Wilton's NPPES record is Michelle Williamson, Director of Billing. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mountainside - Wilton's NPI active?
- Yes — Mountainside - Wilton's NPI (1669970125) is active in the NPPES registry as of the last update on 2022-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.