NPPES file of Aug 9, 2026

Gerald Daniel To, R.PH.

Pharmacist · Tukwila, WA

Gerald Daniel To, R.PH. is a pharmacist with a practice address in Tukwila, Washington, and NPI 1528241544, issued on Dec 12, 2007. Check the license (Washington PH00042474, 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
1528241544
Name
Gerald Daniel To
Credential
R.PH.
Primary taxonomy
Pharmacist 183500000X
License numbers
PH00042474 WA
RPH-0010308 OR
Self-reported in NPPES; status is on the state search
Practice location
12501 E Marginal Way S, Tukwila, WA 98168
Phone
(425) 290-2435
Enumerated
Dec 12, 2007
Record last updated
Dec 12, 2007 (not updated in 19 years: call before relying on the address or phone)
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.
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Also registered at 12501 E Marginal Way S

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

  1. Stephen Achuff, ARNPAcute Care Nurse Practitioner1700924461
  2. Wai Man Joana Ao, RPHPharmacist1134327570
  3. Elizabeth DeleeuwPharmacotherapy Pharmacist1477688901
  4. Christin Lepus, M.D., PH.D.Anatomic Pathology Physician1629420757
  5. Ronald Maronde, R.PH.Nuclear Pharmacist1093936478

Verify Gerald Daniel To 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 PH00042474
    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
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21.0 times the Medicare Part D claims of the average pharmacist in 2024

2,500 Medicare Part D claims for 981 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 77% of claims.

  1. Gerald To2,500
  2. Specialty average119

Most prescribed

  1. Pradaxa1,152 claims
  2. Warfarin Sodium416 claims
  3. Xarelto374 claims
  4. Eliquis339 claims
  5. Dabigatran Etexilate151 claims
  6. Enoxaparin Sodium35 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.

125 pharmacist records list a practice address in Tukwila

They are 125 of the 1,576 NPPES records with a practice address in Tukwila, and 7,777 pharmacist records in Washington.

Other pharmacist records in Washington

  1. Steven AahlBothell, WA1477691137
  2. Jon Aal, RPHOlympia, WA1457753212
  3. Kenric Aalund-NelsonBellingham, WA1033944996
  4. Rania Abaza, PHARMDVancouver, WA1699660258
  5. Roomi Abbas, RPHKenmore, WA1457293292
  6. Marvin Abbott, PHARMACISTOlympia, WA1053550384
  7. Doaa Abdelazeez, RPHLynden, WA1184153074
  8. John AbdelmalekAberdeen, WA1881985133
  9. Shorooq AbdelqaderSeattle, WA1528638889
  10. Khaled Abdelrazzak, RPHSeattle, WA1790097574

Common questions

What is Gerald Daniel To, R.PH.'s NPI number?

Gerald Daniel To, R.PH.'s National Provider Identifier (NPI) is 1528241544, issued on Dec 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gerald Daniel To, R.PH. located?

The NPPES record lists a practice address at 12501 E Marginal Way S, Tukwila, WA, 98168. Phone: (425) 290-2435. Providers update this record themselves, so call before visiting.

How can I verify Gerald Daniel To, R.PH.'s license?

NPPES lists Washington license number PH00042474, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Gerald Daniel To, R.PH. prescribe under Medicare Part D?

In 2024, Gerald Daniel To, R.PH. had 2,500 Medicare Part D claims for 981 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.