NPPES file of Aug 9, 2026

Zachary Assink

Nurse Practitioner · Yakima, WA

Zachary Assink is a nurse practitioner with a practice address in Yakima, Washington, and NPI 1538781851, issued on May 8, 2020. Check the license (Washington AP61054843, 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
1538781851
Name
Zachary Assink
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
AP61054843 WA
RN60361875 WA
Self-reported in NPPES; status is on the state search
Practice location
602 E Nob Hill Blvd, Yakima, WA 98901
Phone
(509) 248-3334
Enumerated
May 8, 2020
Record last updated
Mar 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(509) 453-6144
Medicare enrollment
Enrolled (PECOS I20220627002779); accepts Medicare assignment
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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Also registered at 602 E Nob Hill Blvd

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

  1. Monisola AdigunPhysician Assistant1942138433
  2. Emilie Afualo, RNCommunity Health Registered Nurse1790183119
  3. Ruby Aguilar, FNPNurse Practitioner1063305076
  4. Joel Alexander, DMDDentist1306583513
  5. Bashar AlubaidiDentist1295409027
  6. Fatimah AwadMaternal Newborn Registered Nurse1447436308

Verify Zachary Assink 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 AP61054843
    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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9% fewer Medicare Part D claims than the average nurse practitioner in 2024

1,004 Medicare Part D claims for 101 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 64 claims were for opioids.

  1. Zachary Assink1,004
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium88 claims
  2. Jardiance49 claims
  3. Trulicity43 claims
  4. Lisinopril39 claims
  5. Levothyroxine Sodium38 claims
  6. Tramadol Hcl34 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.

Bills Medicare through one group practice

  1. Yakima Valley Farm Workers ClinicWoodburn, OR

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

Zachary Assink among 2,308 nurse practitioner records in Washington

Zachary Assink is one of 2,308 nurse practitioner records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 68% of them.

  • NPI issued2020 · 68% of these records are older, 25% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2020 · median 2018 among the 1,301 with a school on file
  • Record last updated2021 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

67 nurse practitioner records list a practice address in Yakima

They are 67 of the 3,970 NPPES records with a practice address in Yakima, and 2,308 nurse practitioner records in Washington.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Ruby Aguilar, FNPYakima, WA 989011063305076
  2. Caitlin BlackYakima, WA 989011437658903
  3. Audrey Breton, DNP, ARNP, FNP-BCYakima, WA 989011053128074
  4. Risa Cole, APRNYakima, WA 989011316491251
  5. Austin EvansYakima, WA 989011437904349
  6. Allen GonzalezYakima, WA 989011427725696
  7. Marisol GutierrezYakima, WA 989011831936202
  8. Marie Harlan-Ivy, ARNPYakima, WA 989011306854492

Common questions

What is Zachary Assink's NPI number?

Zachary Assink's National Provider Identifier (NPI) is 1538781851, issued on May 8, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Assink located?

The NPPES record lists a practice address at 602 E Nob Hill Blvd, Yakima, WA, 98901. Phone: (509) 248-3334. Providers update this record themselves, so call before visiting.

How can I verify Zachary Assink's license?

NPPES lists Washington license number AP61054843, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Zachary Assink prescribe under Medicare Part D?

In 2024, Zachary Assink had 1,004 Medicare Part D claims for 101 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

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.