Kaitlyn Kosai, PHARMD
Pharmacist · Bonney Lake, WA
Kaitlyn Kosai, PHARMD is a pharmacist with a practice address in Bonney Lake, Washington, and NPI 1568186450, issued on Oct 3, 2022. Check the license (Washington PH61332494, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kaitlyn Kosai
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- PH61332494 WA
Self-reported in NPPES; status is on the state search - Practice location
- 21302 State Route 410 E, Bonney Lake, WA 98391
- Phone
- (253) 861-2822
- Enumerated
- Oct 3, 2022
- Record last updated
- Oct 3, 2022
- Entity
- Type 1 · individual
Also registered at 21302 State Route 410 E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephanie Hook, PHARMDPharmacist1659656098
- Peter Jones, RPHPharmacist1063727113
- Hyunju KimPharmacist1912414236
- Emily Potter, R.PH.Pharmacist1750672739
Verify Kaitlyn Kosai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PH61332494Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 93% of the cost of the top drugs
94 Medicare Part D claims for 80 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix35 claims
- Arexvy20 claims
- Boostrix Tdap20 claims
- Abrysvo17 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.
33 pharmacist records list a practice address in Bonney Lake
They are 33 of the 401 NPPES records with a practice address in Bonney Lake, and 7,777 pharmacist records in Washington.
All 33 in Bonney Lake → All 7,777 in Washington → Every provider in Bonney Lake →
Other pharmacist records in Washington
- Steven AahlBothell, WA1477691137
- Jon Aal, RPHOlympia, WA1457753212
- Kenric Aalund-NelsonBellingham, WA1033944996
- Rania Abaza, PHARMDVancouver, WA1699660258
- Roomi Abbas, RPHKenmore, WA1457293292
- Marvin Abbott, PHARMACISTOlympia, WA1053550384
- Doaa Abdelazeez, RPHLynden, WA1184153074
- John AbdelmalekAberdeen, WA1881985133
- Shorooq AbdelqaderSeattle, WA1528638889
- Khaled Abdelrazzak, RPHSeattle, WA1790097574
Common questions
What is Kaitlyn Kosai, PHARMD's NPI number?
Kaitlyn Kosai, PHARMD's National Provider Identifier (NPI) is 1568186450, issued on Oct 3, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Kaitlyn Kosai, PHARMD located?
The NPPES record lists a practice address at 21302 State Route 410 E, Bonney Lake, WA, 98391. Phone: (253) 861-2822. Providers update this record themselves, so call before visiting.
How can I verify Kaitlyn Kosai, PHARMD's license?
NPPES lists Washington license number PH61332494, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Kaitlyn Kosai, PHARMD prescribe under Medicare Part D?
In 2024, Kaitlyn Kosai, PHARMD had 94 Medicare Part D claims for 80 beneficiaries; the average among pharmacist prescribers was 119. 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.