NPPES file of Aug 9, 2026

Emily Grace Castillo, ARNP

Adult Health Nurse Practitioner · Walla Walla, WA

Emily Grace Castillo, ARNP is an adult health nurse practitioner with a practice address in Walla Walla, Washington, and NPI 1114261229, issued on Nov 15, 2012. Check the license (Washington AP60320121, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114261229
Name
Emily Grace Castillo
Credential
ARNP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
AP60320121 WA
Self-reported in NPPES; status is on the state search
Practice location
55 W Tietan St, Walla Walla, WA 99362
Phone
(509) 525-3720
Enumerated
Nov 15, 2012
Record last updated
Nov 15, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(509) 522-1593
Medicare enrollment
Enrolled (PECOS I20121221000096); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest adult health nurse practitioner records → All 546 in Washington → Look up another NPI →

Also registered at 55 W Tietan St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kevin Andrews, MDInternal Medicine Physician1174513873
  2. Shirley Ashley, MDPediatrics Physician1922083195
  3. Eric Ball, M.D.Internal Medicine Physician1275507485
  4. Thomas Ballard, MDDiagnostic Radiology Physician1750360012
  5. Theodore Bergstrom, M.D.Pediatrics Physician1598739716
  6. Barbara Blankenship, M.D.Diagnostic Radiology Physician1356305262

Verify Emily Grace Castillo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP60320121    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3.5 times the Medicare Part D claims of the average adult health nurse practitioner in 2024

4,544 Medicare Part D claims for 393 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.

  1. Emily Castillo4,544
  2. Specialty average1,280

Most prescribed

  1. Ozempic481 claims
  2. Levothyroxine Sodium359 claims
  3. Jardiance258 claims
  4. Metformin Hcl223 claims
  5. Metformin Hcl Er169 claims
  6. Farxiga134 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $428.92

22 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Emily Castillo$428.92
  2. Specialty average$946.40

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Privia Medical Group Washington PLLCWalla Walla, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Emily Grace Castillo among 546 adult health nurse practitioner records in Washington

Emily Grace Castillo, ARNP is one of 546 adult health nurse practitioner records with a practice address in Washington. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 54% of them.

  • NPI issued2012 · 54% of these records are older, 42% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2012 · median 2014 among the 264 with a school on file
  • Record last updated2012 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Washington

There are 546 adult health nurse practitioner records in Washington.

All 546 in Washington → Every provider in Walla Walla → Adult Health Nurse Practitioner nationwide →

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Joshua BethkeWalla Walla, WA 993621245996271
  2. Tyler Christensen, ARNPWalla Walla, WA 993621144606146
  3. Jennifer Smith, A.R.N.P.Walla Walla, WA 993621720052426
  4. Julie CookRichland, WA 993521740431261
  5. Alexis Firman, ARNPRichland, WA 993521124529565
  6. Christina Funaro-Pagani, DNPRichland, WA 993521700375516
  7. Robert Pleyo, ARNPRichland, WA 993521861631384
  8. Rachel Westman, AGPCNPRichland, WA 993521528526829

Common questions

What is Emily Grace Castillo, ARNP's NPI number?

Emily Grace Castillo, ARNP's National Provider Identifier (NPI) is 1114261229, issued on Nov 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Emily Grace Castillo, ARNP located?

The NPPES record lists a practice address at 55 W Tietan St, Walla Walla, WA, 99362. Phone: (509) 525-3720. Providers update this record themselves, so call before visiting.

How can I verify Emily Grace Castillo, ARNP's license?

NPPES lists Washington license number AP60320121, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Emily Grace Castillo, ARNP prescribe under Medicare Part D?

In 2024, Emily Grace Castillo, ARNP had 4,544 Medicare Part D claims for 393 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.