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Internal Medicine

Peter Leonard, MD

Sees patients in Hanover, NH · New Hampshire

Summary

Peter Leonard, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Hanover, NH. NPI 1619670098. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Peter Leonard, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
Indiana University School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Peter Leonard see patients?
Medicare's clinician data lists 1 practice location in Hanover, NH. Call before your visit to confirm the address.
What is Peter Leonard's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Peter Leonard accept Medicare assignment?
Medicare's clinician data says Peter Leonard may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Peter Leonard's NPI number?
1619670098. 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 Peter Leonard is enrolled with Medicare (CMS data updated 2026-10-02).

  • PO Box, Suite 810Hanover, NH 03755

Specialties

Find other Internal Medicine doctors in New Hampshire →

Other internal medicine doctors in Hanover

Clinicians with the same Medicare primary specialty in Hanover, NH — not a recommendation.

All internal medicine doctors in Hanover →

Clinician information

CredentialMD
Medical schoolIndiana University School Of Medicine
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1619670098
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 2026-10-02, retrieved 2026-10-29
  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