NPPES file of Aug 9, 2026

Keith Chung, RPH

Pharmacist · Seattle, WA

Keith Chung, RPH is a pharmacist with a practice address in Seattle, Washington, and NPI 1164204442, issued on Oct 20, 2023. Check the license (Washington PH61421634, 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
1164204442
Name
Keith Chung
Credential
RPH
Primary taxonomy
Pharmacist 183500000X
License number
PH61421634 WA
Self-reported in NPPES; status is on the state search
Practice location
3820 Rainier Ave S, Seattle, WA 98118
Phone
(206) 725-9575
Enumerated
Oct 20, 2023
Record last updated
Oct 20, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 3820 Rainier Ave S

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

  1. Helen Cheung, RPHPharmacist1982905147
  2. Daniel Healey, RPHPharmacist1043689227
  3. Trisha Oh, PHARM.DPharmacist1982153508
  4. Sonny ZhuPharmacist1639774102

Verify Keith Chung 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 PH61421634
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Most of these Medicare Part D claims are vaccines, 94% of the cost of the top drugs

87 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.

  1. Keith Chung87
  2. Specialty average119

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.

  1. Shingrix36 claims
  2. Arexvy26 claims
  3. Boostrix Tdap16 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.

Keith Chung among 7,777 pharmacist records in Washington

Keith Chung, RPH is one of 7,777 pharmacist records with a practice address in Washington. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 90% of them.

  • NPI issued2023 · 90% of these records are older, 7% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2023 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,476 pharmacist records list a practice address in Seattle

They are 1,476 of the 41,956 NPPES records with a practice address in Seattle, and 7,777 pharmacist records in Washington.

The 8 pharmacist records with the nearest ZIP codes

  1. Stella BrittSeattle, WA 981181275676918
  2. Helen Cheung, RPHSeattle, WA 981181982905147
  3. Ha Hoang, PHARMDSeattle, WA 981181437488327
  4. Asha Iovin, PHARM.D.Seattle, WA 981181609847516
  5. Helen Louie, PHARM. D.Seattle, WA 981181053596718
  6. Triana Pham, DOCTOR OF PHARMACYSeattle, WA 981181952612087
  7. Christopher Sheckells, PHARMDSeattle, WA 981181235275066
  8. Phuong Sy, PHARMDSeattle, WA 981181942500434

Common questions

What is Keith Chung, RPH's NPI number?

Keith Chung, RPH's National Provider Identifier (NPI) is 1164204442, issued on Oct 20, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Keith Chung, RPH located?

The NPPES record lists a practice address at 3820 Rainier Ave S, Seattle, WA, 98118. Phone: (206) 725-9575. Providers update this record themselves, so call before visiting.

How can I verify Keith Chung, RPH's license?

NPPES lists Washington license number PH61421634, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Keith Chung, RPH prescribe under Medicare Part D?

In 2024, Keith Chung, RPH had 87 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.