Roula Zahr, M.D.
NPI 1598076515 · Endocrinology, Diabetes & Metabolism Physician · Portland, OR
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roula Zahr, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Portland, OR (NPI 1598076515).
Provider details
- NPI number
- 1598076515
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- R-09644 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
16 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
988 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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 777 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $120 |
| 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 | 32 | $17 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 26 | $156 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $86 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 174 | 34 |
| Alendronate Sodium | 147 | 42 |
| Tirzepatidebrand: Mounjaro | 86 | 14 |
| Levothyroxine Sodium | 84 | 26 |
| Methimazole | 49 | 16 |
| Hydrocortisone | 38 | — |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-24
- Last updated
- 2017-01-06
Frequently asked questions
- What is Roula Zahr's NPI number?
- Roula Zahr's National Provider Identifier (NPI) is 1598076515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roula Zahr's specialty?
- Roula Zahr is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Roula Zahr located?
- Roula Zahr's practice location on file with NPPES is Sam Jackson Park Road Sw, Portland, OR 97239.
- What is Roula Zahr's phone number?
- The practice phone number listed in the NPPES registry for Roula Zahr is (503) 494-3273.
- Does Roula Zahr accept Medicare?
- Roula Zahr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roula Zahr's NPI active?
- Yes — Roula Zahr's NPI (1598076515) is active in the NPPES registry as of the last update on 2017-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.