Mark Fredrick Schray, M.D.
Radiation Oncology Physician · Portland, OR
Mark Fredrick Schray, M.D. is a radiation oncology physician with a practice address in Portland, Oregon, and NPI 1063400752, issued on Oct 7, 2005. Check the license (Oregon MD16370, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Fredrick Schray
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- MD16370 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1015 NW 22ND Ave, Portland, OR 97210
- Phone
- (503) 413-7135
- Enumerated
- Oct 7, 2005
- Record last updated
- Dec 1, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20080603000549); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 115 in Oregon → Look up another NPI →
Also registered at 1015 NW 22ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Temitope Adebayo, DPMStudent in an Organized Health Care Education/Training Program1043079411
- Darren Alexander, MDEmergency Medicine Physician1487678256
- Hasibullah Amir, DOStudent in an Organized Health Care Education/Training Program1093517831
- David Andrews, DOHospitalist Physician1144407123
- Reza Antoszewska, NPNurse Practitioner1770645251
- Jennifer Aponte, MDEmergency Medicine Physician1538180740
Verify Mark Fredrick Schray in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD16370Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 68.5 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).
Bills Medicare through 2 group practices
- Legacy Clinics LLCPortland, OR
- Legacy Salmon Creek HospitalVancouver, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Fredrick Schray among 115 radiation oncology physician records in Oregon
Mark Fredrick Schray, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 77% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1979 · median 2006 among the 85 with a school on file
- Record last updated2007 · 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
- Andrew Kee, M.D.Portland, OR 972101043299217
- Misa Lee, M.D.Portland, OR 972101356338149
- Katie Deming, M.D.Portland, OR 972091770520892
- 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
Common questions
What is Mark Fredrick Schray, M.D.'s NPI number?
Mark Fredrick Schray, M.D.'s National Provider Identifier (NPI) is 1063400752, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Fredrick Schray, M.D. located?
The NPPES record lists a practice address at 1015 NW 22ND Ave, Portland, OR, 97210. Phone: (503) 413-7135. Providers update this record themselves, so call before visiting.
How can I verify Mark Fredrick Schray, M.D.'s license?
NPPES lists Oregon license number MD16370, 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.
What is Mark Fredrick Schray, M.D.'s MIPS final score?
The 2023 MIPS final score is 68.5 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.