NPPES file of Aug 9, 2026

Yumi Aikawa, DO

General Practice Physician · Springfield, OR

Yumi Aikawa, DO is a general practice physician with a practice address in Springfield, Oregon, and NPI 1952797508, issued on Apr 10, 2015. Check the license (Oregon DO189235, as entered in NPPES) on the Oregon Medical Board; 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
1952797508
Name
Yumi Aikawa
Credential
DO
Primary taxonomy
General Practice Physician 208D00000X
License numbers
DO189235 OR
DO00882 RI
Self-reported in NPPES; status is on the state search
Practice location
1800 Centennial Blvd, Springfield, OR 97477
Phone
(541) 747-4300
Enumerated
Apr 10, 2015
Record last updated
Jun 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(541) 746-0655
Medicaid ID
500753182 OR
Medicare enrollment
Enrolled (PECOS I20181126003464); 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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Also registered at 1800 Centennial Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alison Erde, MDFamily Medicine Physician1760434385
  2. Elizabeth Escobedo, CHESHealth Educator1568321784
  3. Zachary Horwitz, MDFamily Medicine Physician1942959119
  4. Nicole Kepner, PHARMDAmbulatory Care Pharmacist1932609245
  5. Chelsea Loy, CSWAClinical Social Worker1639820418
  6. Julie MottMental Health Counselor1265847271

Verify Yumi Aikawa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license DO189235
    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
Open the Oregon license search

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64% more Medicare Part D claims than the average general practice physician in 2024

4,963 Medicare Part D claims for 418 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 107 claims were for opioids.

  1. Yumi Aikawa4,963
  2. Specialty average3,030

Most prescribed

  1. Atorvastatin Calcium272 claims
  2. Lisinopril220 claims
  3. Levothyroxine Sodium197 claims
  4. Gabapentin192 claims
  5. Losartan Potassium188 claims
  6. Omeprazole183 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.

Bills Medicare through one group practice

  1. Northwest Medical Homes, LLCSpringfield, OR

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

General Practice Physician providers in Oregon

There are 95 general practice physician records in Oregon.

Other general practice physician records in Oregon

  1. Brittany Alloway, DOEugene, OR1386037240
  2. Dale Alter, M.D.Albany, OR1780691121
  3. Chantelle Baldwin, DO, NDEugene, OR1245544857
  4. Michael Barmache, M.D.Lake Oswego, OR1639284557
  5. Karen Buntman, MDEugene, OR1861546301
  6. Steven Burns, M.D.Roseburg, OR1568572725
  7. Mary Caron, D.O.Talent, OR1013013713
  8. Gregory Carroll, MDTigard, OR1588688014
  9. Ralph Carter, MDHood River, OR1346232865
  10. Susan Chapler, M.D.Portland, OR1265824767

Common questions

What is Yumi Aikawa, DO's NPI number?

Yumi Aikawa, DO's National Provider Identifier (NPI) is 1952797508, issued on Apr 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Yumi Aikawa, DO located?

The NPPES record lists a practice address at 1800 Centennial Blvd, Springfield, OR, 97477. Phone: (541) 747-4300. Providers update this record themselves, so call before visiting.

How can I verify Yumi Aikawa, DO's license?

NPPES lists Oregon license number DO189235, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Yumi Aikawa, DO prescribe under Medicare Part D?

In 2024, Yumi Aikawa, DO had 4,963 Medicare Part D claims for 418 beneficiaries; the average among general practice physician prescribers was 3,030. 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.