IndividualActive
Jonas Hannestad, MD PHD
NPI 1447305974 · Psychiatry Physician · West Haven, CT
Jonas Hannestad, MD PHD is a Psychiatry Physician provider in West Haven, CT (NPI 1447305974).
Provider details
- NPI number
- 1447305974
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 043427 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
950 Campbell Ave
West Haven, CT 06516-2770
Phone: (203) 932-5711
Street-level locationGet directions
Mailing address
227 Church St
New Haven, CT 06510-1817
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jonas Hannestad's NPI number?
- Jonas Hannestad's National Provider Identifier (NPI) is 1447305974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonas Hannestad's specialty?
- Jonas Hannestad is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Jonas Hannestad located?
- Jonas Hannestad's practice location on file with NPPES is 950 Campbell Ave, West Haven, CT 06516-2770.
- What is Jonas Hannestad's phone number?
- The practice phone number listed in the NPPES registry for Jonas Hannestad is (203) 932-5711.
- Is Jonas Hannestad's NPI active?
- Yes — Jonas Hannestad's NPI (1447305974) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.