NPPES file of Aug 9, 2026

Mia K. Michalak, ARNP

Family Nurse Practitioner · Seattle, WA

Mia K. Michalak, ARNP is a family nurse practitioner with a practice address in Seattle, Washington, and NPI 1669838199, issued on Jan 13, 2016. Check the license (Washington AP60630739, 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
1669838199
Name
Mia K. Michalak
Credential
ARNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP60630739 WA
Self-reported in NPPES; status is on the state search
Practice location
9245 Rainier Ave S, Seattle, WA 98118
Phone
(206) 548-3114
Enumerated
Jan 13, 2016
Record last updated
Jan 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(206) 762-6355
Medicare enrollment
Enrolled (PECOS I20240918002983); 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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Also registered at 9245 Rainier Ave S

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

  1. Ricardo Alchini, D.M.D.-PH.D.Dentist1285368126
  2. Alicia Ashby, M.D.Family Medicine Physician1215323696
  3. Chelsea Bajet, PAPhysician Assistant1750005815
  4. Brandi Basket, D.O.Family Medicine Physician1437478070
  5. Jacquelyn Baumann, CNM, ARNPAdvanced Practice Midwife1942813761
  6. Athena Bautista, D.D.S.Dentist1518350560

Verify Mia K. Michalak 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 AP60630739    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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60% fewer Medicare Part D claims than the average family nurse practitioner in 2024

519 Medicare Part D claims for 201 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Mia Michalak519
  2. Specialty average1,305

Most prescribed

  1. Buprenorphine-Naloxone296 claims
  2. Buprenorphine Hcl49 claims
  3. Gabapentin44 claims
  4. Suboxone21 claims
  5. Naloxone Hcl15 claims
  6. Bupropion Hcl Sr12 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. Boulder Care Provider Group PAMooresville, NC

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

663 family nurse practitioner records list a practice address in Seattle

They are 663 of the 41,956 NPPES records with a practice address in Seattle, and 3,781 family nurse practitioner records in Washington.

All 663 in Seattle → All 3,781 in Washington → Every provider in Seattle →

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 Mia K. Michalak, ARNP's NPI number?

Mia K. Michalak, ARNP's National Provider Identifier (NPI) is 1669838199, issued on Jan 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Mia K. Michalak, ARNP located?

The NPPES record lists a practice address at 9245 Rainier Ave S, Seattle, WA, 98118. Phone: (206) 548-3114. Providers update this record themselves, so call before visiting.

How can I verify Mia K. Michalak, ARNP's license?

NPPES lists Washington license number AP60630739, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Mia K. Michalak, ARNP prescribe under Medicare Part D?

In 2024, Mia K. Michalak, ARNP had 519 Medicare Part D claims for 201 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.

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.