Courtney Collien
NPI 1124443726 · Adult Health Nurse Practitioner · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Collien is a Adult Health Nurse Practitioner provider in Fond Du Lac, WI (NPI 1124443726).
Provider details
- NPI number
- 1124443726
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 166270 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 77 | 33 |
| Levothyroxine Sodium | 76 | 35 |
| Lisinopril | 75 | 34 |
| Amlodipine Besylate | 47 | 17 |
| Simvastatin | 43 | 21 |
| Losartan Potassium | 40 | 19 |
| Metformin Hclbrand: Metformin Hcl Er |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-02-19
- Last updated
- 2023-12-14
- Certified
- 2023-12-14
Frequently asked questions
- What is Courtney Collien's NPI number?
- Courtney Collien's National Provider Identifier (NPI) is 1124443726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Collien's specialty?
- Courtney Collien is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Courtney Collien located?
- Courtney Collien's practice location on file with NPPES is 889 E Johnson St, Fond Du Lac, WI 54935-2933.
- What is Courtney Collien's phone number?
- The practice phone number listed in the NPPES registry for Courtney Collien is (920) 367-6700.
- Does Courtney Collien accept Medicare?
- Courtney Collien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Collien's NPI active?
- Yes — Courtney Collien's NPI (1124443726) is active in the NPPES registry as of the last update on 2023-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.