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Internal Medicine

Brittany N. Carter, MD

Works at hospitals in Concord, NH · Manchester, NH · New Hampshire

Summary

Dr. Brittany N. Carter, MD is an internal medicine doctor at 1 Elliot Way, Manchester, NH 03103. Phone: (603) 227-7000. Accepts Medicare assignment. In 2024, Brittany N. Carter had 282 Original Medicare patients and 748 services. NPI 1265884605. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1 Elliot Way, Manchester, NH 03103 · Directions (2 more locations)
  • Phone: (603) 227‑7000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Concord Hospital, Elliot Hospital
  • Group practice: Concord Hospital Inc (+1 more)
  • Medical school: graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Brittany N. Carter, 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 Brittany N. Carter accept Medicare assignment?
Yes. Medicare's clinician data says Brittany N. Carter 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 Brittany N. Carter see?
In 2024, CMS data shows 282 Original Medicare patients and 748 services for Brittany N. Carter. This counts Original Medicare only and measures volume, not quality.
What is Brittany N. Carter's NPI number?
1265884605. 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 Brittany N. Carter, 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 patients282
Services billed to Medicare748
Different services or procedures11
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)381 services
  2. Hospital discharge day management, more than 30 minutes (99239)131 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)76 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)74 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)33 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 cholesterol75%
  • Ischemic heart disease48%
  • Heart failure47%
  • Arthritis46%
  • Chronic kidney disease44%

Hospitals where Brittany N. Carter works

Medicare's Facility Affiliation Data lists Brittany N. Carter 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.

  • Concord HospitalConcord, NH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 300001
  • Elliot HospitalManchester, NH · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 300012

Practice locations

Addresses where Brittany N. Carter is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Brittany N. Carter as a member of these groups (CMS data updated October 2, 2026).

  • Concord Hospital Inc567 clinicians in the group
  • Elliot Professional Services427 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Hampshire →

Other internal medicine doctors in Manchester

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

All internal medicine doctors in Manchester →

Other clinicians in Concord Hospital Inc

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265884605
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