Mark Litt, PHD
NPI 1972501914 · Clinical Psychologist · Farmington, CT
Mark Litt, PHD is a Clinical Psychologist provider in Farmington, CT (NPI 1972501914).
Provider details
- NPI number
- 1972501914
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 001441 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
20 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
- 2005-07-13
- Last updated
- 2022-09-30
Frequently asked questions
- What is Mark Litt's NPI number?
- Mark Litt's National Provider Identifier (NPI) is 1972501914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Litt's specialty?
- Mark Litt is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Litt located?
- Mark Litt's practice location on file with NPPES is 10 Talcott Notch Rd, Farmington, CT 06032-1800.
- What is Mark Litt's phone number?
- The practice phone number listed in the NPPES registry for Mark Litt is (860) 679-6700.
- Is Mark Litt's NPI active?
- Yes — Mark Litt's NPI (1972501914) is active in the NPPES registry as of the last update on 2022-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.