Anne-Claire Frey, NURSE PRACTITIONER
NPI 1639867450 · Nurse Practitioner · Fort Collins, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne-Claire Frey, NURSE PRACTITIONER is a Nurse Practitioner provider in Fort Collins, CO (NPI 1639867450).
Provider details
- NPI number
- 1639867450
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- RN.1618298 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
458 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 267 | $78 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $61 |
| Automated Urinalysis Test81003 | 51 | $2 |
| Respiratory Infectious Agent Detection By Rna for Severe Acute Respiratory Syndrome Coronavirus 2 (covid 19), Influenza A, Influenza B, and Respiratory Syncytial Virus, Upper Respiratory Specimen, Each Reported As Detected Or Not Detected0241U | 32 | $140 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $81 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 32 | 31 |
| Prednisone | 30 | 28 |
| Amlodipine Besylate | 27 | 12 |
| Losartan Potassium | 25 | 12 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 23 | 20 |
| Doxycycline Hyclate | 19 | 16 |
| Cyclobenzaprine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$88 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
Additional practice locations (1)
- 508 San Juan DrFort Collins, CO 80525-8714Phone: (303) 803-7244
Registry dates
- Enumerated
- 2023-04-28
- Last updated
- 2023-10-03
- Certified
- 2023-10-03
Frequently asked questions
- What is Anne-Claire Frey's NPI number?
- Anne-Claire Frey's National Provider Identifier (NPI) is 1639867450, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne-Claire Frey's specialty?
- Anne-Claire Frey is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Anne-Claire Frey located?
- Anne-Claire Frey's practice location on file with NPPES is 4674 Snow Mesa Dr Ste 200, Fort Collins, CO 80528-8614.
- What is Anne-Claire Frey's phone number?
- The practice phone number listed in the NPPES registry for Anne-Claire Frey is (970) 266-3650.
- Does Anne-Claire Frey accept Medicare?
- Anne-Claire Frey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne-Claire Frey's NPI active?
- Yes — Anne-Claire Frey's NPI (1639867450) is active in the NPPES registry as of the last update on 2023-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.