Katie Ernst, APRN, DNP
NPI 1851811327 · Family Nurse Practitioner · Poulsbo, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katie Ernst, APRN, DNP is a Family Nurse Practitioner provider in Poulsbo, WA (NPI 1851811327).
Provider details
- NPI number
- 1851811327
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, DNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP60905096 (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
9 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
387 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 218 | $6 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 54 | $46 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 34 | $95 |
| Biopsy of Related Skin Growth, First Growth11102 | 28 | $81 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 26 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 101 | 71 |
| Ketoconazole | 67 | 41 |
| Metronidazole | 62 | 28 |
| Fluorouracil | 49 | 47 |
| Triamcinolone Acetonide | 43 | 38 |
| Doxycycline Hyclate | 36 | 17 |
| Calcipotriene | 31 | 31 |
| Fluocinonide | 30 | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-06-26
- Last updated
- 2024-10-17
- Certified
- 2024-10-17
Frequently asked questions
- What is Katie Ernst's NPI number?
- Katie Ernst's National Provider Identifier (NPI) is 1851811327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katie Ernst's specialty?
- Katie Ernst is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katie Ernst located?
- Katie Ernst's practice location on file with NPPES is 21800 Market Pl Nw Ste 103, Poulsbo, WA 98370-6667.
- What is Katie Ernst's phone number?
- The practice phone number listed in the NPPES registry for Katie Ernst is (360) 291-5700.
- Does Katie Ernst accept Medicare?
- Katie Ernst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katie Ernst's NPI active?
- Yes — Katie Ernst's NPI (1851811327) is active in the NPPES registry as of the last update on 2024-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.