NPPES file of Aug 9, 2026

Mariya L. Gusenkov, ARNP

Family Nurse Practitioner · Federal Way, WA

Mariya L. Gusenkov, ARNP is a family nurse practitioner with a practice address in Federal Way, Washington, and NPI 1942429998, issued on Apr 25, 2007. Check the license (Washington AP30006345, 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
1942429998
Name
Mariya L. Gusenkov
Credential
ARNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP30006345 WA
Self-reported in NPPES; status is on the state search
Practice location
34509 9TH Ave S, Federal Way, WA 98003
Phone
(253) 838-1520
Enumerated
Apr 25, 2007
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(253) 838-4933
Medicaid ID
9636481 WA
Medicare enrollment
Enrolled (PECOS I20130927000369); 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 34509 9TH Ave S

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

  1. Rambod Aznavaleh, DPMStudent in an Organized Health Care Education/Training Program1568265015
  2. Deanna Eisele, RDRegistered Dietitian1023558814
  3. Samantha Haong, RESIDENTStudent in an Organized Health Care Education/Training Program1295618510
  4. Gretchen Hoffman, RDRegistered Dietitian1588910665
  5. Kristen Howard, ARNPFamily Nurse Practitioner1164446316
  6. Theodore Inouye, M.D.Surgery Physician1124096649

Verify Mariya L. Gusenkov 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 AP30006345
    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

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77% fewer Medicare Part D claims than the average family nurse practitioner in 2024

296 Medicare Part D claims for 67 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Mariya Gusenkov296
  2. Specialty average1,305

Most prescribed

  1. Estradiol93 claims
  2. Estradiol (Once Weekly)66 claims
  3. Progesterone42 claims
  4. Medroxyprogesterone Acetate25 claims
  5. Tolterodine Tartrate14 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. Franciscan Medical GroupFederal Way, WA

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

57 family nurse practitioner records list a practice address in Federal Way

They are 57 of the 2,770 NPPES records with a practice address in Federal Way, and 3,781 family nurse practitioner records in Washington.

Other family nurse practitioner records in Washington

  1. Erin Aas, ARNPOak Harbor, WA1972566206
  2. Amma AbabioSunnyside, WA1952056541
  3. Kimberly Abbey, NPBellevue, WA1700909181
  4. Mary Abbott, ARNP, FNP-CTacoma, WA1285514539
  5. Nurto AbdullaSeattle, WA1215629035
  6. Teresa Abernathy, ARNPOlympia, WA1124454533
  7. Brenda Abraham, N.P.Bremerton, WA1497745558
  8. Heina Abraham, APRN, FNP-CTukwila, WA1770169682
  9. Alan Abrams, ARNPEverett, WA1639347438
  10. Kristen Abrams, ARNPLakewood, WA1841449170

Common questions

What is Mariya L. Gusenkov, ARNP's NPI number?

Mariya L. Gusenkov, ARNP's National Provider Identifier (NPI) is 1942429998, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mariya L. Gusenkov, ARNP located?

The NPPES record lists a practice address at 34509 9TH Ave S, Federal Way, WA, 98003. Phone: (253) 838-1520. Providers update this record themselves, so call before visiting.

How can I verify Mariya L. Gusenkov, ARNP's license?

NPPES lists Washington license number AP30006345, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Mariya L. Gusenkov, ARNP prescribe under Medicare Part D?

In 2024, Mariya L. Gusenkov, ARNP had 296 Medicare Part D claims for 67 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.