Julianna Desmarais, MD
NPI 1194014530 · Rheumatology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julianna Desmarais, MD is a Rheumatology Physician provider in Portland, OR (NPI 1194014530).
Provider details
- NPI number
- 1194014530
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD171187 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
438 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 138 | $108 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $99 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 79 | $17 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 74 | $17 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 292 | 79 |
| Hydroxychloroquine Sulfate | 191 | 54 |
| Prednisone | 188 | 53 |
| Mycophenolate Mofetil | 92 | 21 |
| Azathioprine | 79 | 13 |
| Leflunomide | 73 | 17 |
| Allopurinol | 66 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-06
- Last updated
- 2017-06-01
Frequently asked questions
- What is Julianna Desmarais's NPI number?
- Julianna Desmarais's National Provider Identifier (NPI) is 1194014530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julianna Desmarais's specialty?
- Julianna Desmarais is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Julianna Desmarais located?
- Julianna Desmarais's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
- What is Julianna Desmarais's phone number?
- The practice phone number listed in the NPPES registry for Julianna Desmarais is (503) 494-8637.
- Does Julianna Desmarais accept Medicare?
- Julianna Desmarais is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julianna Desmarais's NPI active?
- Yes — Julianna Desmarais's NPI (1194014530) is active in the NPPES registry as of the last update on 2017-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.