Kristen Trefren, FNP
NPI 1073985859 · Family Nurse Practitioner · Cheyenne, WY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristen Trefren, FNP is a Family Nurse Practitioner provider in Cheyenne, WY (NPI 1073985859).
Provider details
- NPI number
- 1073985859
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 29435.1448 (WY)
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 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
608 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 | 238 | $108 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 114 | $76 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 85 | $111 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 65 | $53 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 27 | $12 |
| Removal of Impacted Ear Wax By Washing69209 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 269 | 77 |
| Atorvastatin Calcium | 212 | 53 |
| Amlodipine Besylate | 187 | 51 |
| Pantoprazole Sodium | 151 | 40 |
| Gabapentin | 129 | 36 |
| Losartan Potassium | 110 | 34 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 3 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
- 2015-10-20
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Kristen Trefren's NPI number?
- Kristen Trefren's National Provider Identifier (NPI) is 1073985859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristen Trefren's specialty?
- Kristen Trefren is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kristen Trefren located?
- Kristen Trefren's practice location on file with NPPES is 1616 E 19th St Ste 6, Cheyenne, WY 82001-4946.
- What is Kristen Trefren's phone number?
- The practice phone number listed in the NPPES registry for Kristen Trefren is (307) 214-0891.
- Does Kristen Trefren accept Medicare?
- Kristen Trefren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristen Trefren's NPI active?
- Yes — Kristen Trefren's NPI (1073985859) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.