Registry data as of Aug 27, 2026

Ryo Shohara, M.D.

Hematology & Oncology Physician · Portland, OR

Ryo Shohara, M.D. is a hematology & oncology physician with a practice address in Portland, Oregon, and NPI 1023296126, issued on Jan 31, 2008. Check the license (Oregon MD161625, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023296126
Name
Ryo Shohara
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
MD161625 OR
248961 NY
Self-reported in NPPES; status is on the state search
Practice location
3600 N Interstate Ave, Portland, OR 97227
Phone
(503) 331-6500
Enumerated
Jan 31, 2008
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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Also registered at 3600 N Interstate Ave

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

  1. Nancy Alexander, AU.DAudiologist1912949694
  2. Rulla AlsaediPharmacist1942907266
  3. Jennifer AndersonOncology Registered Nurse1942139019
  4. Shareen BakerOptician1851488373
  5. Christine Barnett, M.D.Hematology & Oncology Physician1679772743
  6. Lane Barton, MDPhysical Medicine & Rehabilitation Physician1114036746

Verify Ryo Shohara in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD161625
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

92% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

71 Medicare Part D claims for 37 beneficiaries, against an average of 885 among the 8,428 providers of this specialty who prescribed in Part D.

  1. Ryo Shohara71
  2. Specialty average885

Most prescribed

  1. Anastrozole26 claims
  2. Exemestane11 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.

Hematology & Oncology Physician providers in Oregon

There are 140 hematology & oncology physician records in Oregon.

Other hematology & oncology physician records in Oregon

  1. Gerald Ahmann, MDMedford, OR1124073671
  2. Jay Andersen, M.D.Portland, OR1922001023
  3. Molly Andreason, MDPortland, OR1831518687
  4. Pragathi Balakrishna, M.D.Medford, OR1295112118
  5. Christine Barnett, M.D.Portland, OR1679772743
  6. Kenneth Bensch, M.D., PH.D.Portland, OR1750694675
  7. Eric Bernstein, M.D.Hood River, OR1629290549
  8. Seymour Bronstein, M.D.La Grande, OR1114984424
  9. Glenn Buchanan, MDEugene, OR1972589141
  10. James Butrynski, M.D.Eugene, OR1427134287

Common questions

What is Ryo Shohara, M.D.'s NPI number?

Ryo Shohara, M.D.'s National Provider Identifier (NPI) is 1023296126, issued on Jan 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ryo Shohara, M.D. located?

The NPPES record lists a practice address at 3600 N Interstate Ave, Portland, OR, 97227. Phone: (503) 331-6500. Providers update this record themselves, so call before visiting.

How can I verify Ryo Shohara, M.D.'s license?

NPPES lists Oregon license number MD161625, 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 Ryo Shohara, M.D. prescribe under Medicare Part D?

In 2024, Ryo Shohara, M.D. had 71 Medicare Part D claims for 37 beneficiaries; the average among hematology & oncology physician prescribers was 885. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.