Quick answers
- Does Alexandra N. Harnois accept Medicare assignment?
- Yes. Medicare's clinician data says Alexandra N. Harnois 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 Alexandra N. Harnois see?
- In 2024, CMS data shows 157 Original Medicare patients and 241 services for Alexandra N. Harnois. This counts Original Medicare only and measures volume, not quality.
- What is Alexandra N. Harnois's NPI number?
- 1063871200. 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 Alexandra N. Harnois, 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 | 157 |
|---|---|
| Services billed to Medicare | 241 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)107 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)71 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)17 services
- Transitional care management services for problem of at least moderate complexity (99495)15 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 pressure71%
- Arthritis49%
- Anxiety39%
- Chronic kidney disease24%
- Diabetes23%
Practice locations
Addresses where Alexandra N. Harnois is enrolled with Medicare (CMS data updated October 2, 2026).
- 268 Post Rd, Suite 103Westerly, RI 02891 (401) 604‑2500
- 3461 S County TrlEast Greenwich, RI 02818 (401) 471‑6740
- 65 Sockanosset Cross Rd, Suite 301Cranston, RI 02920 (401) 943‑6910
Group practices
Medicare enrollment lists Alexandra N. Harnois as a member of these groups (CMS data updated October 2, 2026).
- Silver Spring Health Care Management Inc134 clinicians in the group
- Family Health and Sports Medicine LLC4 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Westerly
Clinicians with the same Medicare primary specialty in Westerly, RI — not a recommendation.
Other clinicians in Silver Spring Health Care Management Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063871200 |
| 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
- 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