Kimberly Anne Kumiko Portch, PA-C
Physician Assistant · Spokane Valley, WA
Kimberly Anne Kumiko Portch, PA-C is a physician assistant with a practice address in Spokane Valley, Washington, and NPI 1164058277, issued on Mar 20, 2020. Check the license (Washington 61077701, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kimberly Anne Kumiko Portch
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 61077701 WA
PA-1969 ID
Self-reported in NPPES; status is on the state search - Practice location
- 13424 E Mission Ave, Spokane Valley, WA 99216
- Phone
- (509) 822-4200
- Enumerated
- Mar 20, 2020
- Record last updated
- Jul 31, 2025
- Medicare enrollment
- Enrolled (PECOS I20211007002744); accepts Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 2020
- Entity
- Type 1 · individual
Also registered at 13424 E Mission Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karie-Lynn Kelly, M.D.. F.R.C.P.C.Radiation Oncology Physician1417027640
- Anne Kieryn, MDSurgery Physician1770652232
- Kari Wallace, ARNPNurse Practitioner1922709765
Verify Kimberly Anne Kumiko Portch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license 61077701Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average physician assistant in 2024
569 Medicare Part D claims for 117 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 71 claims were for opioids.
Most prescribed
- Letrozole40 claims
- Anastrozole36 claims
- Prochlorperazine Maleate36 claims
- Hydrocodone-Acetaminophen28 claims
- Hydroxyurea28 claims
- Ondansetron Odt26 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,685.95
169 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 64,719 providers of this specialty with any payment received $841.65 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.
Bills Medicare through one group practice
- Medical Oncology Associates PSSpokane Valley, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
64 physician assistant records list a practice address in Spokane Valley
They are 64 of the 2,996 NPPES records with a practice address in Spokane Valley, and 3,718 physician assistant records in Washington.
All 64 in Spokane Valley → All 3,718 in Washington → Every provider in Spokane Valley →
Other physician assistant records in Washington
- Eric Abarr, PA-CMarysville, WA1598655292
- Ahmed Abdelshafy, PA-CCheney, WA1457029795
- Sihaam AbdiShoreline, WA1801758289
- Nicole Abdullah, PAWenatchee, WA1285032268
- Kimberly Abella-Cree, PA-CYakima, WA1548514292
- Buddhika AbeyratneOak Harbor, WA1104369560
- Danielle Abrass, PA-CSeattle, WA1184140717
- Abraham Abu, PA-CSeattle, WA1710036587
- Alvin AbuegEverett, WA1396132015
- Aaron Adam, PA-CVancouver, WA1447543459
Common questions
What is Kimberly Anne Kumiko Portch, PA-C's NPI number?
Kimberly Anne Kumiko Portch, PA-C's National Provider Identifier (NPI) is 1164058277, issued on Mar 20, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Kimberly Anne Kumiko Portch, PA-C located?
The NPPES record lists a practice address at 13424 E Mission Ave, Spokane Valley, WA, 99216. Phone: (509) 822-4200. Providers update this record themselves, so call before visiting.
How can I verify Kimberly Anne Kumiko Portch, PA-C's license?
NPPES lists Washington license number 61077701, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Kimberly Anne Kumiko Portch, PA-C prescribe under Medicare Part D?
In 2024, Kimberly Anne Kumiko Portch, PA-C had 569 Medicare Part D claims for 117 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Kimberly Anne Kumiko Portch, PA-C's MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. 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.