Darren Mark Thomas, PHARM.D.
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Yakima, WA
Darren Mark Thomas, PHARM.D. is a pharmacist clinician (phc)/ clinical pharmacy specialist with a practice address in Yakima, Washington, and NPI 1689107153, issued on Apr 11, 2017. Check the license (Washington PH00040680, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Darren Mark Thomas
- Credential
- PHARM.D.
- Primary taxonomy
- Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X
- License number
- PH00040680 WA
Self-reported in NPPES; status is on the state search - Practice location
- 2811 Tieton Dr, Yakima, WA 98902
- Phone
- (509) 575-8036
- Enumerated
- Apr 11, 2017
- Record last updated
- Jun 21, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist clinician (phc)/ clinical pharmacy specialist records → All 610 in Washington → Look up another NPI →
Also registered at 2811 Tieton Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Darren Mark Thomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PH00040680Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average pharmacist clinician (phc)/ clinical pharmacy specialist in 2024
66 Medicare Part D claims for 40 beneficiaries, against an average of 253 among the 1,614 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Warfarin Sodium46 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.
Darren Mark Thomas among 610 pharmacist clinician (phc)/ clinical pharmacy specialist records in Washington
Darren Mark Thomas, PHARM.D. is one of 610 pharmacist clinician (phc)/ clinical pharmacy specialist records with a practice address in Washington. 42% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 63% of them.
- NPI issued2017 · 63% of these records are older, 32% newer
- In a Medicare fileYes · 42% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2018 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1835P0018X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist providers in Washington
There are 610 pharmacist clinician (phc)/ clinical pharmacy specialist records in Washington.
All 610 in Washington → Every provider in Yakima → Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist nationwide →
The 8 pharmacist clinician (phc)/ clinical pharmacy specialist records with the nearest ZIP codes
- Chuck Leevan BalucaYakima, WA 989021336649102
- Gary Burton, PHARMD, BCACPYakima, WA 989021275821472
- Nicholas Eckert, PHARM.D.Yakima, WA 989021134474190
- Gregory Edmiston, PHARM.D,.Yakima, WA 989021689929960
- Elizabeth Ferrero, PHARM DYakima, WA 989021962839563
- Kelly Groth, PHARM.D.Yakima, WA 989021245393206
- Daniel Hogue, PHARMDYakima, WA 989021033419379
- Stephanie JohnsonYakima, WA 989021528356854
Common questions
What is Darren Mark Thomas, PHARM.D.'s NPI number?
Darren Mark Thomas, PHARM.D.'s National Provider Identifier (NPI) is 1689107153, issued on Apr 11, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Darren Mark Thomas, PHARM.D. located?
The NPPES record lists a practice address at 2811 Tieton Dr, Yakima, WA, 98902. Phone: (509) 575-8036. Providers update this record themselves, so call before visiting.
How can I verify Darren Mark Thomas, PHARM.D.'s license?
NPPES lists Washington license number PH00040680, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Darren Mark Thomas, PHARM.D. prescribe under Medicare Part D?
In 2024, Darren Mark Thomas, PHARM.D. had 66 Medicare Part D claims for 40 beneficiaries; the average among pharmacist clinician (phc)/ clinical pharmacy specialist prescribers was 253. 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.