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Addiction Medicine

Karen M. Moyer, DO

Sees patients in Portland, ME · Rockport, ME · Maine

Summary

Dr. Karen M. Moyer, DO is an addiction medicine doctor at 22 Bramhall St, Portland, ME 04102. Accepts Medicare assignment. NPI 1154668622. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Addiction medicine doctor (Medicare lists Addiction Medicine)
  • Address: 22 Bramhall St, Portland, ME 04102 · Directions (1 more location)
  • Medicare: Accepts Medicare assignment
  • Group practice: MaineHealth
  • Medical school: Rowan University School Of Osteopathic Medicine · graduated 1998 (28 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Karen M. Moyer, 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 Karen M. Moyer accept Medicare assignment?
Yes. Medicare's clinician data says Karen M. Moyer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Karen M. Moyer's NPI number?
1154668622. 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 Karen M. Moyer is enrolled with Medicare (CMS data updated October 2, 2026).

  • 22 Bramhall StPortland, ME 04102
  • 6 Glen Cove DrRockport, ME 04856

Group practices

Medicare enrollment lists Karen M. Moyer as a member of this group (CMS data updated October 2, 2026).

  • MaineHealth2,633 clinicians in the group

Specialties

Find other Addiction Medicine doctors in Maine →

Other addiction medicine doctors in Maine

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

All addiction medicine doctors in Maine →

Other clinicians in MaineHealth

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolRowan University School Of Osteopathic Medicine
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154668622
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