Stephen Weldon, M.D.
NPI 1285769539 · Diagnostic Radiology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Weldon, M.D. is a Diagnostic Radiology Physician provider in Portland, OR (NPI 1285769539).
Provider details
- NPI number
- 1285769539
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD160550 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,626 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) |
|---|---|---|
| X-Ray of Chest, 2 Views71046 | 467 | $13 |
| X-Ray of Chest, 1 View71045 | 355 | $8 |
| X-Ray of Chest, 2 Views71046 | 303 | $10 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 252 | $17 |
| Ct Scan Head Or Brain Without Contrast70450 | 229 | $37 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 200 | $85 |
Practice location
Mailing address
Additional practice locations (1)
- 10180 Se Sunnyside RdClackamas, OR 97015-8970Phone: (800) 813-2000
Registry dates
- Enumerated
- 2007-02-23
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Stephen Weldon's NPI number?
- Stephen Weldon's National Provider Identifier (NPI) is 1285769539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Weldon's specialty?
- Stephen Weldon is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Weldon located?
- Stephen Weldon's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
- What is Stephen Weldon's phone number?
- The practice phone number listed in the NPPES registry for Stephen Weldon is (503) 494-2570.
- Does Stephen Weldon accept Medicare?
- Stephen Weldon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Weldon's NPI active?
- Yes — Stephen Weldon's NPI (1285769539) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.