OrganizationActive
Janine D Holstein
NPI 1891958948 · Clinical Social Worker · Guilford, CT
Janine D Holstein is a Clinical Social Worker organization in Guilford, CT (NPI 1891958948).
Provider details
- NPI number
- 1891958948
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Janine Holstein, Licensed Therapist(646) 320-5758
- License
- 005805 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
2 Balaurel Dr
Guilford, CT 06437-2382
Phone: (646) 320-5758
Street-level locationGet directions
Mailing address
2 Balaurel Dr
Guilford, CT 06437-2382
Registry dates
- Enumerated
- 2008-07-09
- Last updated
- 2008-07-09
Frequently asked questions
- What is Janine D Holstein's NPI number?
- Janine D Holstein's National Provider Identifier (NPI) is 1891958948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Janine D Holstein?
- Janine D Holstein is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Janine D Holstein located?
- Janine D Holstein's practice location on file with NPPES is 2 Balaurel Dr, Guilford, CT 06437-2382.
- What is Janine D Holstein's phone number?
- The practice phone number listed in the NPPES registry for Janine D Holstein is (646) 320-5758.
- Who is the authorized official for Janine D Holstein?
- The authorized official listed on Janine D Holstein's NPPES record is Janine Holstein, Licensed Therapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Janine D Holstein's NPI active?
- Yes — Janine D Holstein's NPI (1891958948) is active in the NPPES registry as of the last update on 2008-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.