Diane Marie Gahan, RPH
Pharmacist · Portland, OR
Diane Marie Gahan, RPH is a pharmacist with a practice address in Portland, Oregon, and NPI 1427274588, issued on Apr 17, 2007. Check the license (Oregon RPH-0012534, as entered in NPPES) with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Diane Marie Gahan
- Credential
- RPH
- Primary taxonomy
- Pharmacist 183500000X
- License numbers
- RPH-0012534 OR
PHAP1019 AK
Self-reported in NPPES; status is on the state search - Practice location
- 315 SW 5TH Ave, Portland, OR 97204
- Phone
- (503) 416-5963
- Enumerated
- Apr 17, 2007
- Record last updated
- Apr 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 315 SW 5TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Grace Dejarnette, LCSWClinical Social Worker1689159782
- Jessica Dizon, PHARMD, MHA, BCPSPharmacist1275919938
- Logan Gamelier, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1104216910
Verify Diane Marie Gahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license RPH-0012534Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
931 pharmacist records list a practice address in Portland
They are 931 of the 42,088 NPPES records with a practice address in Portland, and 3,571 pharmacist records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 931 in Portland → All 3,571 in Oregon → Every provider in Portland →
Other pharmacist records in Oregon
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- Zachary Aalberg, PHARMDMedford, OR1336757095
- Carly Aamoth, PHARM.DPortland, OR1659749380
- Tahlia Aarstad, PHARMDKlamath Falls, OR1972928117
- Abdulahi Ababulgu, PHARMDPortland, OR1548942188
- Alyaa AbbasWoodburn, OR1477417293
- Diana AbdeljawadPortland, OR1578369229
- Gerissa AbdonBeaverton, OR1487364014
- Laura AbellEnterprise, OR1134640584
- Haile AberhaCorvallis, OR1285124826
Common questions
What is Diane Marie Gahan, RPH's NPI number?
Diane Marie Gahan, RPH's National Provider Identifier (NPI) is 1427274588, issued on Apr 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diane Marie Gahan, RPH located?
The NPPES record lists a practice address at 315 SW 5TH Ave, Portland, OR, 97204. Phone: (503) 416-5963. Providers update this record themselves, so call before visiting.
How can I verify Diane Marie Gahan, RPH's license?
NPPES lists Oregon license number RPH-0012534, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity 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. 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.