Jennifer Slack, LMFT
NPI 1659697829 · Marriage & Family Therapist · Fairfield, CT
Jennifer Slack, LMFT is a Marriage & Family Therapist provider in Fairfield, CT (NPI 1659697829).
Provider details
- NPI number
- 1659697829
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 001379 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2010-04-13
- Last updated
- 2010-04-13
Frequently asked questions
- What is Jennifer Slack's NPI number?
- Jennifer Slack's National Provider Identifier (NPI) is 1659697829, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Slack's specialty?
- Jennifer Slack is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Jennifer Slack located?
- Jennifer Slack's practice location on file with NPPES is 1630 Cross Hwy, Fairfield, CT 06824-1707.
- What is Jennifer Slack's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Slack is (203) 434-5135.
- Is Jennifer Slack's NPI active?
- Yes — Jennifer Slack's NPI (1659697829) is active in the NPPES registry as of the last update on 2010-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.