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Mason Hatwan
NPI 1609614767 · Psychologist · West Haven, CT
Mason Hatwan is a Psychologist provider in West Haven, CT (NPI 1609614767).
Provider details
- NPI number
- 1609614767
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(50/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
950 Campbell Ave
West Haven, CT 06516-2770
Phone: (203) 932-5711
Street-level locationGet directions
Mailing address
45 Sheldon Ter Apt 4
New Haven, CT 06511-2064
Registry dates
- Enumerated
- 2024-07-15
- Last updated
- 2024-07-15
- Certified
- 2024-07-15
Frequently asked questions
- What is Mason Hatwan's NPI number?
- Mason Hatwan's National Provider Identifier (NPI) is 1609614767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mason Hatwan's specialty?
- Mason Hatwan is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Mason Hatwan located?
- Mason Hatwan's practice location on file with NPPES is 950 Campbell Ave, West Haven, CT 06516-2770.
- What is Mason Hatwan's phone number?
- The practice phone number listed in the NPPES registry for Mason Hatwan is (203) 932-5711.
- Is Mason Hatwan's NPI active?
- Yes — Mason Hatwan's NPI (1609614767) is active in the NPPES registry as of the last update on 2024-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.