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Emergency Medicine

Madeleine M. Puissant

Works at hospitals in Farmington, ME · Portland, ME · Maine

Summary

Madeleine M. Puissant is an emergency medicine doctor at 22 Bramhall St, Portland, ME 04102. Accepts Medicare assignment. In 2024, Madeleine M. Puissant had 271 Original Medicare patients and 310 services. NPI 1184251514. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 22 Bramhall St, Portland, ME 04102 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospitals: MaineHealth Franklin Hospital, MaineHealth Maine Medical Center
  • Group practice: MaineHealth
  • Medical school: University Of Wisconsin School Of Medicine · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Madeleine M. Puissant, 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 Madeleine M. Puissant accept Medicare assignment?
Yes. Medicare's clinician data says Madeleine M. Puissant 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.
How many Medicare patients does Madeleine M. Puissant see?
In 2024, CMS data shows 271 Original Medicare patients and 310 services for Madeleine M. Puissant. This counts Original Medicare only and measures volume, not quality.
What is Madeleine M. Puissant's NPI number?
1184251514. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Madeleine M. Puissant, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients271
Services billed to Medicare310
Different services or procedures35
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)164 services
  2. Critical care, first 30-74 minutes (99291)40 services
  3. Emergency department visit with moderate level of medical decision making (99284)27 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol68%
  • Arthritis50%
  • Anxiety46%
  • Depression41%
  • Ischemic heart disease35%

Hospitals where Madeleine M. Puissant works

Medicare's Facility Affiliation Data lists Madeleine M. Puissant at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Madeleine M. Puissant is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • MaineHealth2,633 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Maine →

Other emergency medicine doctors in Portland

Clinicians with the same Medicare primary specialty in Portland, ME — not a recommendation.

All emergency medicine doctors in Portland →

Other clinicians in MaineHealth

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

Clinician information

Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184251514
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians