Brian Alexander Rainka, M.D.
Internal Medicine Physician · Tualatin, OR
Brian Alexander Rainka, M.D. is an internal medicine physician with a practice address in Tualatin, Oregon, and NPI 1407075534, issued on Apr 25, 2007. Check the license (Oregon MD27058, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian Alexander Rainka
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD27058 OR
Self-reported in NPPES; status is on the state search - Practice location
- 19300 SW 65TH Ave, Tualatin, OR 97062
- Phone
- (503) 692-1212
- Enumerated
- Apr 25, 2007
- Record last updated
- Aug 21, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20071019000529); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2004
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 19300 SW 65TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cinthia Adair, M.S., CCC-SLPSpeech-Language Pathologist1255840161
- Job Anderson, PHARM.DPharmacist1497129035
- Paul Ash, MD, PH. DNeurology Physician1063417392
- Garth Barbee, MDEmergency Medicine Physician1154343119
- Anthony Bilotti, MDEmergency Medicine Physician1467474437
- Alex BrownPhysical Therapist1518563519
Verify Brian Alexander Rainka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD27058Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
166 Medicare Part D claims for 69 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Eliquis19 claims
- Potassium Chloride12 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): 86 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 one group practice
- Legacy Clinics LLCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Alexander Rainka among 2,116 internal medicine physician records in Oregon
Brian Alexander Rainka, M.D. 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 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 45% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2004 · median 2008 among the 1,232 with a school on file
- Record last updated2007 · 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).
44 internal medicine physician records list a practice address in Tualatin
They are 44 of the 863 NPPES records with a practice address in Tualatin, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Tualatin → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Tammi Boston, MDTualatin, OR 970621033184593
- Jaymee Delaney, MDTualatin, OR 970621003864687
- John Forsythe, MDTualatin, OR 970621134188386
- Jeffrey Fullman, MDTualatin, OR 970621932178951
- Gwen Grewe, M.D.Tualatin, OR 970621326014234
- Tana Haynes, M.D.Tualatin, OR 970621639160369
- Mark McKinstry, MDTualatin, OR 970621073582383
- Suzanne Migchelbrink, MDTualatin, OR 970621174592190
Common questions
What is Brian Alexander Rainka, M.D.'s NPI number?
Brian Alexander Rainka, M.D.'s National Provider Identifier (NPI) is 1407075534, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Brian Alexander Rainka, M.D. located?
The NPPES record lists a practice address at 19300 SW 65TH Ave, Tualatin, OR, 97062. Phone: (503) 692-1212. Providers update this record themselves, so call before visiting.
How can I verify Brian Alexander Rainka, M.D.'s license?
NPPES lists Oregon license number MD27058, 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 Brian Alexander Rainka, M.D. prescribe under Medicare Part D?
In 2024, Brian Alexander Rainka, M.D. had 166 Medicare Part D claims for 69 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Brian Alexander Rainka, M.D.'s MIPS final score?
The 2023 MIPS final score is 86 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.