Emily Castillo, ARNP
NPI 1114261229 · Adult Health Nurse Practitioner · Walla Walla, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Castillo, ARNP is a Adult Health Nurse Practitioner provider in Walla Walla, WA (NPI 1114261229).
Provider details
- NPI number
- 1114261229
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP60320121 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
13 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
3,009 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 | 629 | $107 |
| Hemoglobin A1c Level83036 | 537 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 513 | $14 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 494 | $3 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 394 | $29 |
| 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 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 481 | 93 |
| Levothyroxine Sodium | 359 | 96 |
| Empagliflozinbrand: Jardiance | 258 | 54 |
| Metformin Hcl | 223 | 56 |
| Metformin Hclbrand: Metformin Hcl Er | 169 | 52 |
| Dulaglutidebrand: Trulicity | 134 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$429 across 22 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
- 2012-11-15
- Last updated
- 2012-11-15
Frequently asked questions
- What is Emily Castillo's NPI number?
- Emily Castillo's National Provider Identifier (NPI) is 1114261229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Castillo's specialty?
- Emily Castillo is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Emily Castillo located?
- Emily Castillo's practice location on file with NPPES is 55 W Tietan St, Walla Walla, WA 99362-4445.
- What is Emily Castillo's phone number?
- The practice phone number listed in the NPPES registry for Emily Castillo is (509) 525-3720.
- Does Emily Castillo accept Medicare?
- Emily Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Castillo's NPI active?
- Yes — Emily Castillo's NPI (1114261229) is active in the NPPES registry as of the last update on 2012-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.