Alexandra Harnois, NP-C
NPI 1063871200 · Family Nurse Practitioner · Westerly, RI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Harnois, NP-C is a Family Nurse Practitioner provider in Westerly, RI (NPI 1063871200).
Provider details
- NPI number
- 1063871200
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- APRN01026 (RI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
210 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 107 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 71 | $108 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 17 | $12 |
| Transitional Care Management Services for Problem of at Least Moderate Complexity99495 | 15 | $177 |
Typical Medicare-allowed amounts for these services range $12–$177 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 208 | 71 |
| Lisinopril | 145 | 51 |
| Amlodipine Besylate | 139 | 52 |
| Omeprazole | 137 | 46 |
| Ibuprofen | 95 | 23 |
| Levothyroxine Sodium | 89 | 32 |
| Metoprolol Tartrate | 87 |
Practice location
Mailing address
Additional practice locations (3)
- 3461 S County Trl Ste 101East Greenwich, RI 02818-1463Phone: (401) 471-6740Fax: (401) 471-6753
- 360 Kingstown Rd Ste 200Narragansett, RI 02882-3239Phone: (401) 783-6940Fax: (401) 792-3676
- 120 Centerville Rd Ste 5Warwick, RI 02886-4336Phone: (401) 562-1017Fax: (401) 562-1057
Registry dates
- Enumerated
- 2016-02-16
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Alexandra Harnois's NPI number?
- Alexandra Harnois's National Provider Identifier (NPI) is 1063871200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Harnois's specialty?
- Alexandra Harnois is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexandra Harnois located?
- Alexandra Harnois's practice location on file with NPPES is 268 Post Rd Ste 103, Westerly, RI 02891-6601.
- What is Alexandra Harnois's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Harnois is (401) 604-2500.
- Does Alexandra Harnois accept Medicare?
- Alexandra Harnois is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Harnois's NPI active?
- Yes — Alexandra Harnois's NPI (1063871200) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.