Mark N. Roberts, D.O.
Emergency Medicine Physician · Milwaukie, OR
Mark N. Roberts, D.O. is an emergency medicine physician with a practice address in Milwaukie, Oregon, and NPI 1154485514, issued on Dec 20, 2006. Check the license (Oregon DO18206, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark N. Roberts
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- DO18206 OR
Self-reported in NPPES; status is on the state search - Practice location
- 10150 SE 32ND Ave, Milwaukie, OR 97222
- Phone
- (503) 297-6334
- Enumerated
- Dec 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (503) 297-2360
- Medicaid ID
- 062695 OR
- Medicare enrollment
- Enrolled (PECOS I20040405000775); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1991
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,079 in Oregon → Look up another NPI →
Also registered at 10150 SE 32ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Balster, MDInternal Medicine Physician1356803159
- Anne Breitinger, MDGastroenterology Physician1871772442
- Lindsey Burdick, MSPTPhysical Therapist1992915904
- Sheri Burk, MSPTPhysical Therapist1437368677
- Rhett Butler, M.D.Hospitalist Physician1275979171
- Michael Chan, M.D.Diagnostic Radiology Physician1851319016
Verify Mark N. Roberts in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO18206Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average emergency medicine physician in 2024
330 Medicare Part D claims for 208 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 54 claims were for opioids.
Most prescribed
- Cephalexin38 claims
- Doxycycline Hyclate19 claims
- Naproxen19 claims
- Hydrocodone-Acetaminophen18 claims
- Oxycodone-Acetaminophen18 claims
- Ondansetron Odt16 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): 94.9 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
- Providence Health And Services OregonMilwaukie, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark N. Roberts among 1,079 emergency medicine physician records in Oregon
Mark N. Roberts, D.O. is one of 1,079 emergency medicine 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 59% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1991 · median 2013 among the 557 with a school on file
- Record last updated2007 · 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 207P00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Oregon
There are 1,079 emergency medicine physician records in Oregon.
All 1,079 in Oregon → Every provider in Milwaukie → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Chad Byars, M.D.Portland, OR 972221124006671
- Speros Homer, M.D.Milwaukie, OR 972221376631408
- Samuel Kim, MDMilwaukie, OR 972221881795078
- David Knox, M.D.Milwaukie, OR 972221447331921
- Alexander Lapidus, M.D.Portland, OR 972221467496521
- James Maras, M.D.Milwaukie, OR 972221093803132
- Jack Rosoff, M.D.Milwaukie, OR 972221962572008
- Timothy Schwarz, M.D.Milwaukie, OR 972221669529426
Common questions
What is Mark N. Roberts, D.O.'s NPI number?
Mark N. Roberts, D.O.'s National Provider Identifier (NPI) is 1154485514, issued on Dec 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark N. Roberts, D.O. located?
The NPPES record lists a practice address at 10150 SE 32ND Ave, Milwaukie, OR, 97222. Phone: (503) 297-6334. Providers update this record themselves, so call before visiting.
How can I verify Mark N. Roberts, D.O.'s license?
NPPES lists Oregon license number DO18206, 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 N. Roberts, D.O. prescribe under Medicare Part D?
In 2024, Mark N. Roberts, D.O. had 330 Medicare Part D claims for 208 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Mark N. Roberts, D.O.'s MIPS final score?
The 2023 MIPS final score is 94.9 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.