Quick answers
- Does Erin T. Murphy-Davis accept Medicare assignment?
- Yes. Medicare's clinician data says Erin T. Murphy-Davis 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 Erin T. Murphy-Davis see?
- In 2024, CMS data shows 54 Original Medicare patients and 73 services for Erin T. Murphy-Davis. This counts Original Medicare only and measures volume, not quality.
- What is Erin T. Murphy-Davis's NPI number?
- 1508418021. 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 Erin T. Murphy-Davis, 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 | 54 |
|---|---|
| Services billed to Medicare | 73 |
| Different services or procedures | 10 |
| Participating Medicare provider | Yes |
| Average age of these patients | 58 |
Most frequent services
- Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes (99221)24 services
- Routine electrocardiogram (ecg) using at least 12 leads with tracing (93005)15 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)12 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).
- Depression75%
- Anxiety75%
- High cholesterol57%
- High blood pressure54%
- Arthritis35%
- Diabetes30%
Hospitals where Erin T. Murphy-Davis works
Medicare's Facility Affiliation Data lists Erin T. Murphy-Davis 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.
- North Shore Medical Center -Salem, MA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 220035
Practice locations
Addresses where Erin T. Murphy-Davis is enrolled with Medicare (CMS data updated October 2, 2026).
- 115 Mill StBelmont, MA 02478
- 55 Fruit StBoston, MA 02114 (617) 724‑0287
Group practices
Medicare enrollment lists Erin T. Murphy-Davis as a member of this group (CMS data updated October 2, 2026).
- Massachusetts General Physicians Organization Inc3,558 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Belmont
Clinicians with the same Medicare primary specialty in Belmont, 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
| School | University Of Massachusetts Medical School |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508418021 |
| 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