Matthew Clay Upshaw, D.O.
Family Medicine Physician · Clackamas, OR
Matthew Clay Upshaw, D.O. is a family medicine physician with a practice address in Clackamas, Oregon, and NPI 1407842487, issued on Sep 23, 2005. Check the license (Oregon DO21884, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Matthew Clay Upshaw
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- DO21884 OR
OP60758493 WA
Self-reported in NPPES; status is on the state search - Practice location
- 10100 SE Sunnyside RD, Clackamas, OR 97015
- Phone
- (800) 813-2000
- Enumerated
- Sep 23, 2005
- Record last updated
- Mar 18, 2026
- Medicaid ID
- 287698 OR
- Medicare enrollment
- Enrolled (PECOS I20110106000625); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1998
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 10100 SE Sunnyside RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michael Armstrong, DOInternal Medicine Physician1740742337
- Dana Bailey, PTPhysical Therapist1821109232
Verify Matthew Clay Upshaw in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO21884Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average family medicine physician in 2024
5,394 Medicare Part D claims for 475 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 161 claims were for opioids.
Most prescribed
- Atorvastatin Calcium514 claims
- Lisinopril323 claims
- Amlodipine Besylate262 claims
- Levothyroxine Sodium246 claims
- Metoprolol Succinate190 claims
- Metformin Hcl150 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): 82 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: $801.38
39 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 55,478 providers of this specialty with any payment received $902.55 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 2 group practices
- Kaiser Foundation Health Plan OF The NorthwestClackamas, OR
- Roberts Street Clinic, P.C.Gresham, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Clay Upshaw among 2,847 family medicine physician records in Oregon
Matthew Clay Upshaw, D.O. is one of 2,847 family medicine physician records with a practice address in Oregon. 75% 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, 91% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1998 · median 2009 among the 1,671 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
85 family medicine physician records list a practice address in Clackamas
They are 85 of the 2,098 NPPES records with a practice address in Clackamas, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Clackamas → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- John Anderson, MDClackamas, OR 970151992744056
- Daniel Constien, M.D.Clackamas, OR 970151447204086
- Barry Davis, DOClackamas, OR 970151356324842
- Patricia Gallegos, DOClackamas, OR 970151285617779
- Moses Gallegos, DOClackamas, OR 970151184607673
- Thomas Hickerson, MDClackamas, OR 970151700840675
- Raymond Lee, DOClackamas, OR 970151578559951
- Mith Leng, M.D.Clackamas, OR 970151457306458
Common questions
What is Matthew Clay Upshaw, D.O.'s NPI number?
Matthew Clay Upshaw, D.O.'s National Provider Identifier (NPI) is 1407842487, issued on Sep 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Clay Upshaw, D.O. located?
The NPPES record lists a practice address at 10100 SE Sunnyside RD, Clackamas, OR, 97015. Phone: (800) 813-2000. Providers update this record themselves, so call before visiting.
How can I verify Matthew Clay Upshaw, D.O.'s license?
NPPES lists Oregon license number DO21884, 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 Matthew Clay Upshaw, D.O. prescribe under Medicare Part D?
In 2024, Matthew Clay Upshaw, D.O. had 5,394 Medicare Part D claims for 475 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Matthew Clay Upshaw, D.O.'s MIPS final score?
The 2023 MIPS final score is 82 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.