Julianna Desmarais, MD
Rheumatology Physician · Portland, OR
Julianna Desmarais, MD is a rheumatology physician with a practice address in Portland, Oregon, and NPI 1194014530, issued on Apr 6, 2011. Check the license (Oregon MD171187, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Julianna Desmarais
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- MD171187 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3181 SW Sam Jackson Park RD, Portland, OR 97239
- Phone
- (503) 494-8637
- Enumerated
- Apr 6, 2011
- Record last updated
- Jun 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (503) 494-1133
- Medicare enrollment
- Enrolled (PECOS I20170524001054); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 101 in Oregon → Look up another NPI →
Also registered at 3181 SW Sam Jackson Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alex AamodtCritical Care Medicine Registered Nurse1154257590
- Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
- Kenneth Abbey, MDAnesthesiology Physician1588779342
- Matthew Abbott, PA-CMedical Physician Assistant1154738003
- Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
- Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430
Verify Julianna Desmarais in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD171187Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,795 Medicare Part D claims for 274 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Methotrexate292 claims
- Hydroxychloroquine Sulfate191 claims
- Prednisone188 claims
- Mycophenolate Mofetil92 claims
- Azathioprine79 claims
- Leflunomide73 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): 68.5 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
- University Professional ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julianna Desmarais among 101 rheumatology physician records in Oregon
Julianna Desmarais, MD is one of 101 rheumatology 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 2011, is newer than 73% of them.
- NPI issued2011 · 73% of these records are older, 23% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2011 · median 2004 among the 65 with a school on file
- Record last updated2017 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Oregon
There are 101 rheumatology physician records in Oregon.
All 101 in Oregon → Every provider in Portland → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jennifer Barton, M.D.Portland, OR 972391306015995
- Mohamad Bittar, M.D.Portland, OR 972391942615240
- Cong-Qiu Chu, MDPortland, OR 972391780625780
- David Daikh, M.D.,PH.DPortland, OR 972391740363654
- Atulya Deodhar, MDPortland, OR 972391558376053
- Marcia Friedman, M.D.Portland, OR 972391255607545
- Shirley Ingram, M.D.Portland, OR 972391700062353
- Brian LePortland, OR 972391487069795
Common questions
What is Julianna Desmarais, MD's NPI number?
Julianna Desmarais, MD's National Provider Identifier (NPI) is 1194014530, issued on Apr 6, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Julianna Desmarais, MD located?
The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-8637. Providers update this record themselves, so call before visiting.
How can I verify Julianna Desmarais, MD's license?
NPPES lists Oregon license number MD171187, 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 Julianna Desmarais, MD prescribe under Medicare Part D?
In 2024, Julianna Desmarais, MD had 1,795 Medicare Part D claims for 274 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Julianna Desmarais, MD's MIPS final score?
The 2023 MIPS final score is 68.5 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.