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Clinical Psychologist

Alfred-John Diamonti

Sees patients in Stratham, NH · New Hampshire

Summary

Alfred-John Diamonti is a clinical psychologist at 127 Portsmouth Ave, Stratham, NH 03885. Phone: (978) 254-1165. May accept Medicare assignment. NPI 1639818784. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Clinical psychologist
  • Address: 127 Portsmouth Ave, Stratham, NH 03885 · Directions (1 more location)
  • Phone: (978) 254‑1165
  • Medicare: May accept Medicare assignment
  • School: graduated 2022
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Alfred-John Diamonti, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Alfred-John Diamonti accept Medicare assignment?
Medicare's clinician data says Alfred-John Diamonti may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Alfred-John Diamonti's NPI number?
1639818784. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Alfred-John Diamonti is enrolled with Medicare (CMS data updated October 2, 2026).

  • 127 Portsmouth AveStratham, NH 03885 (978) 254‑1165
  • 20 Portsmouth Ave, Suite 1Stratham, NH 03885

Specialties

Find other clinicians: Clinical Psychologist, New Hampshire →

Other clinical psychologists in New Hampshire

Clinicians with the same Medicare primary specialty in New Hampshire — not a recommendation.

All clinical psychologists in New Hampshire →

Clinician information

Graduation year2022
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1639818784
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians