Sandra Schmahmann, MD
NPI 1871508382 · Diagnostic Radiology Physician · Portland, OR
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Schmahmann, MD is a Diagnostic Radiology Physician provider in Portland, OR (NPI 1871508382).
Provider details
- NPI number
- 1871508382
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD22790 (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
1,980 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 229 | $9 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 142 | $9 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 127 | $11 |
| X-Ray of Foot, Minimum of 3 Views73630 | 112 | $8 |
| X-Ray of Knee, 3 Views73562 | 106 | $9 |
| X-Ray of Hip, 2-3 Views73502 | 98 | $11 |
| X-Ray of Chest, 2 Views71046 | 87 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sandra Schmahmann's NPI number?
- Sandra Schmahmann's National Provider Identifier (NPI) is 1871508382, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Schmahmann's specialty?
- Sandra Schmahmann is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Schmahmann located?
- Sandra Schmahmann's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
- What is Sandra Schmahmann's phone number?
- The practice phone number listed in the NPPES registry for Sandra Schmahmann is (503) 418-0990.
- Does Sandra Schmahmann accept Medicare?
- Sandra Schmahmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Schmahmann's NPI active?
- Yes — Sandra Schmahmann's NPI (1871508382) 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.