Gerald Segal, M.D.
NPI 1942203534 · Hematology & Oncology Physician · Portland, OR
Provider details
- NPI number
- 1942203534
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD14774 (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
21 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
6,389 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) |
|---|---|---|
| Gammaglobulin (immune System Protein) Measurement82784 | 1,065 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 809 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 681 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 654 | $9 |
| Lactate Dehydrogenase (enzyme) Level83615 | 626 | $6 |
| Nephelometry, Test Method Using Light83883 | 488 | $13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-05-27
- Last updated
- 2012-01-18
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.