Mary Vaillancourt, CRNP
NPI 1104290915 · Adult Health Nurse Practitioner · Jamestown, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Vaillancourt, CRNP is a Adult Health Nurse Practitioner provider in Jamestown, NY (NPI 1104290915).
Provider details
- NPI number
- 1104290915
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- SP015710 (PA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
- Registered Nurse163W00000X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
20 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Hemoglobin A1c Level83036 | 20 | $10 |
Typical Medicare-allowed amounts for these services range $10–$10 (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 · 51 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 142 | 39 |
| Gabapentin | 117 | 24 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 103 | 22 |
| Lisinopril | 72 | 21 |
| Amlodipine Besylate | 71 | 21 |
| Metoprolol Succinate | 67 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$150 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-11-17
- Last updated
- 2023-08-31
- Certified
- 2023-08-31
Frequently asked questions
- What is Mary Vaillancourt's NPI number?
- Mary Vaillancourt's National Provider Identifier (NPI) is 1104290915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Vaillancourt's specialty?
- Mary Vaillancourt is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Vaillancourt located?
- Mary Vaillancourt's practice location on file with NPPES is 107 Institute St, Jamestown, NY 14701-6628.
- What is Mary Vaillancourt's phone number?
- The practice phone number listed in the NPPES registry for Mary Vaillancourt is (716) 484-4334.
- Does Mary Vaillancourt accept Medicare?
- Mary Vaillancourt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Vaillancourt's NPI active?
- Yes — Mary Vaillancourt's NPI (1104290915) is active in the NPPES registry as of the last update on 2023-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.