Esther Wairimu Kihunyu, APRN
Family Nurse Practitioner · Portland, OR
Esther Wairimu Kihunyu, APRN is a family nurse practitioner with a practice address in Portland, Oregon, and NPI 1548411580, issued on Oct 8, 2008. Check the license (Oregon 201350035NP, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Esther Wairimu Kihunyu
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 201350035NP OR
APRN-1141 HI
AP60755362 WA
Self-reported in NPPES; status is on the state search - Practice location
- 19500 SE Stark St, Portland, OR 97233
- Phone
- (800) 813-2000
- Enumerated
- Oct 8, 2008
- Record last updated
- Dec 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20251219004031); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,384 in Oregon → Look up another NPI →
Also registered at 19500 SE Stark St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Merrill Ahrens, MDInternal Medicine Physician1194839225
- Christopher Alaka, RPH, C.C.R.APharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1083982706
- Nicolle AsencioFamily Nurse Practitioner1225753692
- Richard Babal, MANAGEROptician1295824282
- Thomas Beaver, M.D.Internal Medicine Physician1215019112
- Jennifer Bishop, MDInternal Medicine Physician1548284557
Verify Esther Wairimu Kihunyu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 201350035NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average family nurse practitioner in 2024
291 Medicare Part D claims for 231 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Gavilyte-G111 claims
- Peg-3350 And Electrolytes68 claims
- Omeprazole45 claims
- Gavilyte-C33 claims
- Peg 3350-Electrolyte14 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.
Industry payments in 2024: $34.77
1 payment: food and beverage; the largest payer was Celgene Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Esther Wairimu Kihunyu among 2,384 family nurse practitioner records in Oregon
Esther Wairimu Kihunyu, APRN is one of 2,384 family nurse practitioner records with a practice address in Oregon. 73% 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 27% of them.
- NPI issued2008 · 27% of these records are older, 70% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2008 · median 2017 among the 1,390 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
591 family nurse practitioner records list a practice address in Portland
They are 591 of the 42,088 NPPES records with a practice address in Portland, and 2,384 family nurse practitioner records in Oregon.
All 2,384 in Oregon → Every provider in Portland → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Nicolle AsencioPortland, OR 972331225753692
- Anthony Brown, FNPPortland, OR 972331275726960
- Benedict Mark Bunal, NPPortland, OR 972331508580119
- Amanda Cort, ARNPPortland, OR 972331528372489
- Drew Edwards, NPPortland, OR 972331790454395
- Carol Green, MSN FNPPortland, OR 972331801809389
- David Hibbs, APRNPortland, OR 972331427092683
- Vicki Lee, FNPPortland, OR 972331942258827
Common questions
What is Esther Wairimu Kihunyu, APRN's NPI number?
Esther Wairimu Kihunyu, APRN's National Provider Identifier (NPI) is 1548411580, issued on Oct 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Esther Wairimu Kihunyu, APRN located?
The NPPES record lists a practice address at 19500 SE Stark St, Portland, OR, 97233. Phone: (800) 813-2000. Providers update this record themselves, so call before visiting.
How can I verify Esther Wairimu Kihunyu, APRN's license?
NPPES lists Oregon license number 201350035NP, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Esther Wairimu Kihunyu, APRN prescribe under Medicare Part D?
In 2024, Esther Wairimu Kihunyu, APRN had 291 Medicare Part D claims for 231 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.