NPPES file of Aug 9, 2026

Margaret Wanjiru Njoroge, NP

Gerontology Nurse Practitioner · Seattle, WA

Margaret Wanjiru Njoroge, NP is a gerontology nurse practitioner with a practice address in Seattle, Washington, and NPI 1730922485, issued on Jun 18, 2024. Check the license (Washington 61536089, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730922485
Name
Margaret Wanjiru Njoroge
Credential
NP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
61536089 WA
Self-reported in NPPES; status is on the state search
Practice location
2252 15TH Ave W Lowr Level, Seattle, WA 98119
Phone
(206) 898-0927
Enumerated
Jun 18, 2024
Record last updated
Aug 14, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Margaret Wanjiru Njoroge 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 61536089
    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

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97% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

35 Medicare Part D claims for 21 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.

  1. Margaret Njoroge35
  2. Specialty average1,369

Most prescribed

  1. Silver Sulfadiazine11 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.

Margaret Wanjiru Njoroge among 209 gerontology nurse practitioner records in Washington

Margaret Wanjiru Njoroge, NP is one of 209 gerontology nurse practitioner records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 90% of them.

  • NPI issued2024 · 90% of these records are older, 6% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Washington

There are 209 gerontology nurse practitioner records in Washington.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Elizabeth Myrick, ARNP, NP-CSeattle, WA 981211801139001
  2. Shanti Benoit Boyce, ARNPSeattle, WA 981161508490756
  3. Susan Wehmeyer, ARNPSeattle, WA 981221033585567
  4. Alix Jones-Alvey, ARNPSeattle, WA 981151841063880
  5. Elisa Martin, N.P.Seattle, WA 981151700217155
  6. Fallan NirschlSeattle, WA 981151184258014
  7. Phyllis Christianson, A.R.N.P.Seattle, WA 981121386867612
  8. Claudia Jones, ARNPSeattle, WA 981121811041627

Common questions

What is Margaret Wanjiru Njoroge, NP's NPI number?

Margaret Wanjiru Njoroge, NP's National Provider Identifier (NPI) is 1730922485, issued on Jun 18, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Wanjiru Njoroge, NP located?

The NPPES record lists a practice address at 2252 15TH Ave W Lowr Level, Seattle, WA, 98119. Phone: (206) 898-0927. Providers update this record themselves, so call before visiting.

How can I verify Margaret Wanjiru Njoroge, NP's license?

NPPES lists Washington license number 61536089, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret Wanjiru Njoroge, NP prescribe under Medicare Part D?

In 2024, Margaret Wanjiru Njoroge, NP had 35 Medicare Part D claims for 21 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.