Marilyn Frances Irwin
Social Worker · Spokane, WA
Marilyn Frances Irwin is a social worker with a practice address in Spokane, Washington, and NPI 1801027461, issued on Jul 30, 2009. Check the license (Washington RC60078526, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilyn Frances Irwin
- Primary taxonomy
- Social Worker 104100000X
- License number
- RC60078526 WA
Self-reported in NPPES; status is on the state search - Practice location
- 7 S Howard St Ste 321, Spokane, WA 99201
- Phone
- (509) 838-4128
- Enumerated
- Jul 30, 2009
- Record last updated
- Jul 30, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (509) 838-4816
- Entity
- Type 1 · individual
8 nearest social worker records → All 2,141 in Washington → Look up another NPI →
Also registered at 7 S Howard St Ste 321
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mariza Anderson, MSWSocial Worker1518126390
- Kimi BonnerCounselor1356509459
- Taryn Brannon, MS LMHCMental Health Counselor1104296250
- Andrea DiazSchool Social Worker1740590173
Verify Marilyn Frances Irwin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license RC60078526Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Marilyn Frances Irwin among 2,141 social worker records in Washington
Marilyn Frances Irwin is one of 2,141 social worker records with a practice address in Washington. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 13% of them.
- NPI issued2009 · 13% of these records are older, 85% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2009 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
184 social worker records list a practice address in Spokane
They are 184 of the 14,049 NPPES records with a practice address in Spokane, and 2,141 social worker records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,141 in Washington → Every provider in Spokane → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Meadow Anderson, MSWSpokane, WA 992011578597969
- Mariza Anderson, MSWSpokane, WA 992011518126390
- Megan Carter, BASWSpokane, WA 992011144463381
- Lori Gibson, S.W.Spokane, WA 992011689727364
- Donna Harris, S.W.Spokane, WA 992011164575783
- Karen McDonald, AA, BASpokane, WA 992011245417641
- Martha Nelson, MSWSpokane, WA 992011326090630
- Edward ShermanSpokane, WA 992011427235837
Common questions
What is Marilyn Frances Irwin's NPI number?
Marilyn Frances Irwin's National Provider Identifier (NPI) is 1801027461, issued on Jul 30, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn Frances Irwin located?
The NPPES record lists a practice address at 7 S Howard St Ste 321, Spokane, WA, 99201. Phone: (509) 838-4128. Providers update this record themselves, so call before visiting.
How can I verify Marilyn Frances Irwin's license?
NPPES lists Washington license number RC60078526, as entered by the provider. Search the Washington 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.