Yvonne Courchesne, MD
NPI 1124073341 · Family Medicine Physician · Corvallis, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yvonne Courchesne, MD is a Family Medicine Physician provider in Corvallis, MT (NPI 1124073341).
Provider details
- NPI number
- 1124073341
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MED-PHYS-LIC-10225 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 245 | 57 |
| Rosuvastatin Calcium | 191 | 49 |
| Atorvastatin Calcium | 174 | 36 |
| Metoprolol Succinate | 170 | 37 |
| Lisinopril | 160 | 40 |
| Metformin Hcl | 136 | 28 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (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
- 2006-05-24
- Last updated
- 2024-11-12
- Certified
- 2024-11-12
Frequently asked questions
- What is Yvonne Courchesne's NPI number?
- Yvonne Courchesne's National Provider Identifier (NPI) is 1124073341, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yvonne Courchesne's specialty?
- Yvonne Courchesne is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yvonne Courchesne located?
- Yvonne Courchesne's practice location on file with NPPES is 1037 Main St, Corvallis, MT 59828-9004.
- What is Yvonne Courchesne's phone number?
- The practice phone number listed in the NPPES registry for Yvonne Courchesne is (406) 961-4661.
- Does Yvonne Courchesne accept Medicare?
- Yvonne Courchesne is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yvonne Courchesne's NPI active?
- Yes — Yvonne Courchesne's NPI (1124073341) is active in the NPPES registry as of the last update on 2024-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.