Michael J. Silvas, MD
Internal Medicine Physician · Portland, OR
Michael J. Silvas, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1568999183, issued on May 12, 2017. Check the license (Oregon MD201486, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael J. Silvas
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD201486 OR
PG183655 OR
Self-reported in NPPES; status is on the state search - Practice location
- 9205 SW Barnes RD, Portland, OR 97225
- Phone
- (503) 216-2906
- Enumerated
- May 12, 2017
- Record last updated
- Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200909003336); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 9205 SW Barnes RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darshan Acharya, M.D.Diagnostic Radiology Physician1033173638
- Daniel Addy, C.R.N.A.Certified Registered Nurse Anesthetist1003929795
- Alexis Amatisto, DOInternal Medicine Physician1386263580
- Maria Ampomah, M.S. CCC-SLPSpeech-Language Pathologist1871049940
- Christopher Andersen, RNRegistered Nurse1164343323
- Christopher Andrews, M.D.Emergency Medicine Physician1124113808
Verify Michael J. Silvas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD201486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
404 Medicare Part D claims for 130 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Metoprolol Succinate25 claims
- Clopidogrel23 claims
- Atorvastatin Calcium21 claims
- Eliquis21 claims
- Albuterol Sulfate Hfa20 claims
- Losartan Potassium15 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): 87.8 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
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services OregonNewberg, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael J. Silvas among 2,116 internal medicine physician records in Oregon
Michael J. Silvas, MD is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 81% of them.
- NPI issued2017 · 81% of these records are older, 17% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · median 2008 among the 1,232 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Portland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Myrna Casono, MDPortland, OR 972251588666432
- Timothy Cleary, M.D.Portland, OR 972251215933411
- Cynthia Ferrier, M.D.Portland, OR 972251285607440
- Robert Fojtasek, MDPortland, OR 972251306888649
- Steven Gordon, MDPortland, OR 972251285616748
- Thomas Gragnola, MDPortland, OR 972251144220765
- Janette Green, M.D.Portland, OR 972251225029986
- Charles Kilo, M.D.Portland, OR 972251801869078
Common questions
What is Michael J. Silvas, MD's NPI number?
Michael J. Silvas, MD's National Provider Identifier (NPI) is 1568999183, issued on May 12, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Silvas, MD located?
The NPPES record lists a practice address at 9205 SW Barnes RD, Portland, OR, 97225. Phone: (503) 216-2906. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Silvas, MD's license?
NPPES lists Oregon license number MD201486, 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 Michael J. Silvas, MD prescribe under Medicare Part D?
In 2024, Michael J. Silvas, MD had 404 Medicare Part D claims for 130 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Michael J. Silvas, MD's MIPS final score?
The 2023 MIPS final score is 87.8 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.