Mark Bates, MD
Internal Medicine Physician · Beaverton, OR
Mark Bates, MD is an internal medicine physician with a practice address in Beaverton, Oregon, and NPI 1558453696, issued on Sep 28, 2006. Check the license (Oregon MD24179, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Bates
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD24179 OR
Self-reported in NPPES; status is on the state search - Practice location
- 15950 SW Millikan Way, Beaverton, OR 97006
- Phone
- (503) 646-0161
- Enumerated
- Sep 28, 2006
- Entity
- Type 1 · individual
Also registered at 15950 SW Millikan Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Burke, PAPhysician Assistant1073006565
- Prasanna ChandranFamily Medicine Physician1861567729
- Bryan Chitwood, MDFamily Medicine Physician1619197480
- Ashley Crabb, NPAdult Health Nurse Practitioner1295596492
- Reewen D'Souza-Kamath, M.D.Internal Medicine Physician1831192756
- Maria Cristina Duran, M.D.Family Medicine Physician1710195508
Verify Mark Bates in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD24179Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,397 Medicare Part D claims for 686 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 68 claims were for opioids.
Most prescribed
- Losartan Potassium463 claims
- Amlodipine Besylate429 claims
- Atorvastatin Calcium380 claims
- Lovastatin349 claims
- Levothyroxine Sodium279 claims
- Lisinopril262 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.
Bills Medicare through one group practice
- Portland ClinicBeaverton, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
46 internal medicine physician records list a practice address in Beaverton
They are 46 of the 3,604 NPPES records with a practice address in Beaverton, and 2,116 internal medicine physician records in Oregon.
All 46 in Beaverton → All 2,116 in Oregon → Every provider in Beaverton →
Other internal medicine physician records in Oregon
- Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
- Soraya Abbassian, M.D.Portland, OR1225029184
- Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
- Rand AbedalweliPortland, OR1265019996
- Robert Abernathy, M.D.Bend, OR1063433449
- Rebecca Abney, D.O.Portland, OR1881984748
- Mohamed Aboukhashan, MDMedford, OR1932350782
- Allison Abraham, D.O.Portland, OR1831488444
- Heidi Abreu Pacheco, M.DMount Angel, OR1669691721
- Hennie Abrio, MDRoseburg, OR1891925129
Common questions
What is Mark Bates, MD's NPI number?
Mark Bates, MD's National Provider Identifier (NPI) is 1558453696, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Bates, MD located?
The NPPES record lists a practice address at 15950 SW Millikan Way, Beaverton, OR, 97006. Phone: (503) 646-0161. Providers update this record themselves, so call before visiting.
How can I verify Mark Bates, MD's license?
NPPES lists Oregon license number MD24179, 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 Mark Bates, MD prescribe under Medicare Part D?
In 2024, Mark Bates, MD had 7,397 Medicare Part D claims for 686 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.