Marc Loriaux, MD
NPI 1215943824 · Hematology (Pathology) Physician · Portland, OR
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Loriaux, MD is a Hematology (Pathology) Physician provider in Portland, OR (NPI 1215943824).
Provider details
- NPI number
- 1215943824
- Entity type
- Individual
- Primary specialty
- Hematology (Pathology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD22768 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
980 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 295 | $29 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 157 | $38 |
| Flow Cytometry Technique for Dna Or Cell Analysis, 16 Or More Markers88189 | 118 | $85 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 82 | $36 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 73 | $12 |
| Bone Marrow, Smear Interpretation85097 | 72 | $50 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marc Loriaux's NPI number?
- Marc Loriaux's National Provider Identifier (NPI) is 1215943824, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Loriaux's specialty?
- Marc Loriaux is listed in the NPPES registry with a primary specialty of Hematology (Pathology) Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Loriaux located?
- Marc Loriaux's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
- What is Marc Loriaux's phone number?
- The practice phone number listed in the NPPES registry for Marc Loriaux is (503) 494-8276.
- Does Marc Loriaux accept Medicare?
- Marc Loriaux is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Loriaux's NPI active?
- Yes — Marc Loriaux's NPI (1215943824) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.