Margaret Kareus, FNP
NPI 1295455160 · Family Nurse Practitioner · Fort Collins, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Kareus, FNP is a Family Nurse Practitioner provider in Fort Collins, CO (NPI 1295455160).
Provider details
- NPI number
- 1295455160
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- APN.0997779-NP (CO)
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
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
158 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 | 60 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 57 | $108 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 16 | $111 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 13 | $93 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 12 | $143 |
Typical Medicare-allowed amounts for these services range $77–$143 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 40 | 14 |
| Amlodipine Besylate | 31 | 12 |
| Mirtazapine | 28 | — |
| Buspirone Hcl | 27 | — |
| Apixabanbrand: Eliquis | 27 | — |
| Lisinopril | 24 | 11 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (1)
- 5920 Mcintyre StGolden, CO 80403-7445Phone: (720) 434-4876
Registry dates
- Enumerated
- 2022-08-31
- Last updated
- 2023-12-26
- Certified
- 2023-12-26
Frequently asked questions
- What is Margaret Kareus's NPI number?
- Margaret Kareus's National Provider Identifier (NPI) is 1295455160, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Kareus's specialty?
- Margaret Kareus is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Kareus located?
- Margaret Kareus's practice location on file with NPPES is 1106 E Prospect Rd Ste 100, Fort Collins, CO 80525-5304.
- What is Margaret Kareus's phone number?
- The practice phone number listed in the NPPES registry for Margaret Kareus is (970) 495-7410.
- Does Margaret Kareus accept Medicare?
- Margaret Kareus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Kareus's NPI active?
- Yes — Margaret Kareus's NPI (1295455160) is active in the NPPES registry as of the last update on 2023-12-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.