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Geriatric Medicine

Nathan Harmon, DO

Works at hospitals in Augusta, ME · Maine

Summary

Nathan Harmon, DO (Geriatric Medicine) is listed by Medicare at 1 hospital in Augusta, ME. NPI 1205943388. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Nathan Harmon, 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

Geriatric MedicinePrimary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
University Of New England, College Of Osteo MedicineMedical school
MaleGender (as listed)
Mainegeneral Medical CenterGroup practice

Quick answers

Which hospitals does Nathan Harmon work at?
Medicare's official clinician data lists Nathan Harmon at 1 hospital: Maine General Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nathan Harmon see patients?
Medicare's clinician data lists 1 practice location in Waterville, ME. Call before your visit to confirm the address.
What is Nathan Harmon's specialty?
Medicare lists Geriatric Medicine as the primary specialty, and also Family Practice and Hospice/Palliative Care.
Does Nathan Harmon accept Medicare assignment?
Yes. Medicare's clinician data says Nathan Harmon accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Nathan Harmon?
(207) 872-1000, as listed in official Medicare / NPI Registry data.
What is Nathan Harmon's NPI number?
1205943388. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nathan Harmon works

Medicare's Facility Affiliation Data lists Nathan Harmon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Nathan Harmon is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Nathan Harmon as a member of this group (CMS data updated 2026-10-02).

  • Mainegeneral Medical Center555 clinicians in the group

Specialties

Find other Geriatric Medicine doctors in Maine →

Other geriatricians in Maine

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

All geriatricians in Maine →

Clinician information

CredentialDO
Medical schoolUniversity Of New England, College Of Osteo Medicine
Graduation year2005
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1205943388
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians