Ruth Marie Foster Koth, MSW
Clinical Social Worker · Seattle, WA
Ruth Marie Foster Koth, MSW is a clinical social worker with a practice address in Seattle, Washington, and NPI 1689835712, issued on Jun 20, 2008. Check the license (Washington LW60125310, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ruth Marie Foster Koth
- Credential
- MSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LW60125310 WA
Self-reported in NPPES; status is on the state search - Practice location
- 11011 Meridian Ave N Ste 101, Seattle, WA 98133
- Phone
- (206) 598-2274
- Enumerated
- Jun 20, 2008
- Record last updated
- Aug 23, 2023
- Medicare enrollment
- Enrolled (PECOS I20140926000439); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 6,382 in Washington → Look up another NPI →
Verify Ruth Marie Foster Koth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license LW60125310Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- The Association OF University PhysiciansSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruth Marie Foster Koth among 6,382 clinical social worker records in Washington
Ruth Marie Foster Koth, MSW is one of 6,382 clinical social worker records with a practice address in Washington. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 19% of them.
- NPI issued2008 · 19% of these records are older, 78% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 15% of these records are
- Graduated1995 · median 2010 among the 984 with a school on file
- Record last updated2023 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,704 clinical social worker records list a practice address in Seattle
They are 1,704 of the 41,956 NPPES records with a practice address in Seattle, and 6,382 clinical social worker records in Washington.
All 6,382 in Washington → Every provider in Seattle → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Carole Danis, MSW, LICSWSeattle, WA 981331831335611
- Nicole Danson, BSSeattle, WA 981331750662607
- Tiffany English, MSW, LICSWSeattle, WA 981331588871370
- Daniel Gross, LICSWSeattle, WA 981331477670404
- Noelle JamesShoreline, WA 981331356524482
- Joanne Lam, MSWShoreline, WA 981331679760672
- Julie Myers, LICSWSeattle, WA 981331548378185
- Lara Okoloko, LICSWSeattle, WA 981331528346947
Common questions
What is Ruth Marie Foster Koth, MSW's NPI number?
Ruth Marie Foster Koth, MSW's National Provider Identifier (NPI) is 1689835712, issued on Jun 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ruth Marie Foster Koth, MSW located?
The NPPES record lists a practice address at 11011 Meridian Ave N Ste 101, Seattle, WA, 98133. Phone: (206) 598-2274. Providers update this record themselves, so call before visiting.
How can I verify Ruth Marie Foster Koth, MSW's license?
NPPES lists Washington license number LW60125310, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
What is Ruth Marie Foster Koth, MSW's MIPS final score?
The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.