Katherine Stefan, FNP
NPI 1255374823 · Family Nurse Practitioner · Vancouver, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Stefan, FNP is a Family Nurse Practitioner provider in Vancouver, WA (NPI 1255374823).
Provider details
- NPI number
- 1255374823
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP30006108 (WA)
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
754 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 229 | $108 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 125 | $12 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 65 | $8 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System93288 | 57 | $48 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System Or Implantable Defibrillator System, Remote Up to 90 Days93296 | 50 | $22 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 485 | 173 |
| Metoprolol Succinate | 443 | 157 |
| Apixabanbrand: Eliquis | 389 | 106 |
| Losartan Potassium | 287 | 102 |
| Furosemide | 268 | 113 |
| Metoprolol Tartrate | 218 | 81 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-13
- Last updated
- 2018-08-06
Frequently asked questions
- What is Katherine Stefan's NPI number?
- Katherine Stefan's National Provider Identifier (NPI) is 1255374823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Stefan's specialty?
- Katherine Stefan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Stefan located?
- Katherine Stefan's practice location on file with NPPES is 700 Ne 87th Ave, Vancouver, WA 98664.
- What is Katherine Stefan's phone number?
- The practice phone number listed in the NPPES registry for Katherine Stefan is (360) 397-1500.
- Does Katherine Stefan accept Medicare?
- Katherine Stefan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Stefan's NPI active?
- Yes — Katherine Stefan's NPI (1255374823) is active in the NPPES registry as of the last update on 2018-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.