Cymon N. Kersch, MD
Radiation Oncology Physician · Portland, OR
Cymon N. Kersch, MD is a radiation oncology physician with a practice address in Portland, Oregon, and NPI 1023684735, issued on Jun 2, 2021. Check the license (Oregon MD230819, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cymon N. Kersch
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- MD230819 OR
Self-reported in NPPES; status is on the state search - Practice location
- 5050 NE Hoyt St Ste 540, Portland, OR 97213
- Phone
- (503) 215-6600
- Enumerated
- Jun 2, 2021
- Record last updated
- Jul 21, 2026
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 115 in Oregon → Look up another NPI →
Also registered at 5050 NE Hoyt St Ste 540
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cymon N. Kersch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD230819Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average radiation oncology physician in 2024
24 Medicare Part D claims for 16 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Cymon N. Kersch among 115 radiation oncology physician records in Oregon
Cymon N. Kersch, MD is one of 115 radiation oncology physician records with a practice address in Oregon. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 98% of them.
- NPI issued2021 · 98% of these records are older, 0% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 74% of these records are
- Record last updated2026 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Oregon
There are 115 radiation oncology physician records in Oregon.
All 115 in Oregon → Every provider in Portland → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Adam Avant, MDPortland, OR 972131700413788
- Stephen Bader, MDPortland, OR 972131790787422
- Roy Bliley, MDPortland, OR 972131407484314
- Marka Crittenden, M.D. PH.D.Portland, OR 972131619187143
- Christina Huang, MDPortland, OR 972131558947002
- Eric Nesbit, M.D.Portland, OR 972131396134078
- Steven Seung, MD, PHDPortland, OR 972131396738431
- Matthew Solhjem, MDPortland, OR 972131356334403
Common questions
What is Cymon N. Kersch, MD's NPI number?
Cymon N. Kersch, MD's National Provider Identifier (NPI) is 1023684735, issued on Jun 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Cymon N. Kersch, MD located?
The NPPES record lists a practice address at 5050 NE Hoyt St Ste 540, Portland, OR, 97213. Phone: (503) 215-6600. Providers update this record themselves, so call before visiting.
How can I verify Cymon N. Kersch, MD's license?
NPPES lists Oregon license number MD230819, 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 Cymon N. Kersch, MD prescribe under Medicare Part D?
In 2024, Cymon N. Kersch, MD had 24 Medicare Part D claims for 16 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.