Alfred-John Diamonti, PHD
NPI 1639818784 · Clinical Psychologist · Somersworth, NH
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alfred-John Diamonti, PHD is a Clinical Psychologist provider in Somersworth, NH (NPI 1639818784).
Provider details
- NPI number
- 1639818784
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1678 (NH)
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
4 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
- 2022-05-27
- Last updated
- 2025-05-29
- Certified
- 2025-05-29
Frequently asked questions
- What is Alfred-John Diamonti's NPI number?
- Alfred-John Diamonti's National Provider Identifier (NPI) is 1639818784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alfred-John Diamonti's specialty?
- Alfred-John Diamonti is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Alfred-John Diamonti located?
- Alfred-John Diamonti's practice location on file with NPPES is 472 High St Ste 300, Somersworth, NH 03878-1012.
- What is Alfred-John Diamonti's phone number?
- The practice phone number listed in the NPPES registry for Alfred-John Diamonti is (789) 254-1165.
- Does Alfred-John Diamonti accept Medicare?
- Alfred-John Diamonti is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alfred-John Diamonti's NPI active?
- Yes — Alfred-John Diamonti's NPI (1639818784) is active in the NPPES registry as of the last update on 2025-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.