NPPES file of Aug 9, 2026

Alisa Koyama

Clinical Social Worker · Shoreline, WA

Alisa Koyama is a clinical social worker with a practice address in Shoreline, Washington, and NPI 1588340608, issued on Jun 23, 2023. Check the license (Washington LW61131874, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588340608
Name
Alisa Koyama
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
LW61131874 WA
20380 OK
Self-reported in NPPES; status is on the state search
Practice location
17701 11TH Ave NE, Shoreline, WA 98155
Phone
(415) 310-1461
Enumerated
Jun 23, 2023
Record last updated
Jun 23, 2023
Medicare enrollment
Enrolled (PECOS I20231107000230); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Alisa Koyama 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 LW61131874
    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
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Cherokee NationTahlequah, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alisa Koyama among 6,382 clinical social worker records in Washington

Alisa Koyama 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 2023, is newer than 81% of them.

  • NPI issued2023 · 81% of these records are older, 13% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 15% of these records are
  • Graduated2016 · 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).

29 clinical social worker records list a practice address in Shoreline

They are 29 of the 1,234 NPPES records with a practice address in Shoreline, and 6,382 clinical social worker records in Washington.

The 8 clinical social worker records with the nearest ZIP codes

  1. Cher Anderton, LICSWShoreline, WA 981551649991290
  2. Lexus EdwardsShoreline, WA 981551912680406
  3. Amy Hagerstrom, LSWAICShoreline, WA 981551952983637
  4. Brooklyn HambrickShoreline, WA 981551306631031
  5. Megan Hathaway, MSW, CDPShoreline, WA 981551861902272
  6. Caitlyn HynesShoreline, WA 981551932734050
  7. Cristina Maldonado, MSWLake Forest Park, WA 981551598038473
  8. Shannon Myers, LICSWShoreline, WA 981551467271262

Common questions

What is Alisa Koyama's NPI number?

Alisa Koyama's National Provider Identifier (NPI) is 1588340608, issued on Jun 23, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alisa Koyama located?

The NPPES record lists a practice address at 17701 11TH Ave NE, Shoreline, WA, 98155. Phone: (415) 310-1461. Providers update this record themselves, so call before visiting.

How can I verify Alisa Koyama's license?

NPPES lists Washington license number LW61131874, 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. 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.