Masako Komiyama, LICSW, ARNP
Psychiatric/Mental Health Nurse Practitioner · Seattle, WA
Masako Komiyama, LICSW, ARNP is a psychiatric/mental health nurse practitioner with a practice address in Seattle, Washington, and NPI 1790113413, issued on Oct 15, 2013. Check the license (Washington AP60994940, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Masako Komiyama
- Credential
- LICSW, ARNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- AP60994940 WA
743080021 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3639 Martin Luther King JR Way S, Seattle, WA 98144
- Phone
- (206) 695-7600
- Enumerated
- Oct 15, 2013
- Record last updated
- Oct 10, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (206) 695-7606
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,875 in Washington → Look up another NPI →
Also registered at 3639 Martin Luther King JR Way S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jamaligiah AbdorohmanRegistered Nurse1013525633
- Christina Maria Aflague, LMHC, SUDP, LPCMental Health Counselor1467073650
- Leanalynn AguilaClinical Social Worker1063942191
- Virginia AgustinAddiction (Substance Use Disorder) Counselor1972087104
- Daisy Almonte, MSWSocial Worker1265952014
- Jacqueline AnCounselor1417512617
Verify Masako Komiyama in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP60994940Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,078 Medicare Part D claims for 66 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Trazodone Hcl143 claims
- Olanzapine95 claims
- Mirtazapine87 claims
- Risperidone61 claims
- Sertraline Hcl48 claims
- Prazosin Hcl46 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.
Masako Komiyama among 1,875 psychiatric/mental health nurse practitioner records in Washington
Masako Komiyama, LICSW, ARNP is one of 1,875 psychiatric/mental health nurse practitioner records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 26% of them.
- NPI issued2013 · 26% of these records are older, 71% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2019 · 28% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in Washington
There are 1,875 psychiatric/mental health nurse practitioner records in Washington.
All 1,875 in Washington → Every provider in Seattle → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Michael BlackSeattle, WA 981441750858072
- Nora Hansen, PMHNP, MSN, RNSeattle, WA 981441851860522
- Andrew HuntingtonSeattle, WA 981441891264073
- Locky Kamau, ARNPSeattle, WA 981441881022689
- Diana Katz, PMH-NPSeattle, WA 981441093193047
- Melanie Kristoferson, ARNPSeattle, WA 981441326418971
- Fadumo Omar, ARNP-CSeattle, WA 981441164913893
- Lilia Peng, ND, DNP, PMHNP-BCSeattle, WA 981441235649823
Common questions
What is Masako Komiyama, LICSW, ARNP's NPI number?
Masako Komiyama, LICSW, ARNP's National Provider Identifier (NPI) is 1790113413, issued on Oct 15, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Masako Komiyama, LICSW, ARNP located?
The NPPES record lists a practice address at 3639 Martin Luther King JR Way S, Seattle, WA, 98144. Phone: (206) 695-7600. Providers update this record themselves, so call before visiting.
How can I verify Masako Komiyama, LICSW, ARNP's license?
NPPES lists Washington license number AP60994940, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Masako Komiyama, LICSW, ARNP prescribe under Medicare Part D?
In 2024, Masako Komiyama, LICSW, ARNP had 1,078 Medicare Part D claims for 66 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.