Quick answers
- Does Samantha Harrington accept Medicare assignment?
- Yes. Medicare's clinician data says Samantha Harrington 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 Samantha Harrington see?
- In 2024, CMS data shows 1,423 Original Medicare patients and 1,588 services for Samantha Harrington. This counts Original Medicare only and measures volume, not quality.
- What is Samantha Harrington's NPI number?
- 1255795407. 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 Samantha Harrington, 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 patients | 1,423 |
|---|---|
| Services billed to Medicare | 1,588 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Nuclear medicine study from skull base to mid-thigh with ct scan (78815)574 services
- Nuclear medicine studies of heart muscle at rest and with stress and spect (78452)160 services
- Nuclear medicine study of bone and/or joint whole body (78306)147 services
- Nuclear medicine study limited area with ct scan (78814)131 services
- Ct scan of chest with contrast (71260)116 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 cholesterol75%
- High blood pressure73%
- Arthritis46%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)44%
- Ischemic heart disease37%
- Anxiety32%
Hospitals where Samantha Harrington works
Medicare's Facility Affiliation Data lists Samantha Harrington 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.
- Brigham and Women's HospitalBoston, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220110
- Massachusetts General HospitalBoston, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220071
- Newton-Wellesley HospitalNewton, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220101
- North Shore Medical Center -Salem, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220035
- Wentworth-Douglass HospitalDover, NH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 300018
Practice locations
Addresses where Samantha Harrington is enrolled with Medicare (CMS data updated October 2, 2026).
- 102 Endicott St, Mgh North Shore MedicalDanvers, MA 01923 (978) 882‑6100
- 55 Fruit StBoston, MA 02114 (617) 724‑0287
- 75 Francis StBoston, MA 02115 (617) 732‑5500
- 80 Everett AveChelsea, MA 02150 (617) 887‑3500
Group practices
Medicare enrollment lists Samantha Harrington as a member of this group (CMS data updated October 2, 2026).
- Massachusetts General Physicians Organization Inc3,558 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Danvers
Clinicians with the same Medicare primary specialty in Danvers, MA — not a recommendation.
Other clinicians in Massachusetts General Physicians Organization Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Massachusetts Medical School |
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255795407 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians