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Diagnostic Radiology

Sandra Schmahmann, MD

Works at hospitals in Portland, OR · Hillsboro, OR · Oregon

Summary

Sandra Schmahmann, MD (Diagnostic Radiology) is listed by Medicare at 4 hospitals in Portland, OR and Hillsboro, OR. NPI 1871508382. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Sandra Schmahmann, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
42Years since medical school (graduated 1984)
FemaleGender (as listed)
University Professional ServicesGroup practice

Quick answers

Which hospitals does Sandra Schmahmann work at?
Medicare's official clinician data lists Sandra Schmahmann at 4 hospitals: Adventist Health Portland, Hillsboro Medical Center, OHSU Hospital and Clinics and Providence St Vincent Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Sandra Schmahmann see patients?
Medicare's clinician data lists 4 practice locations, including Portland, OR and Beaverton, OR. Call before your visit to confirm the address.
What is Sandra Schmahmann's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Sandra Schmahmann accept Medicare assignment?
Yes. Medicare's clinician data says Sandra Schmahmann accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Sandra Schmahmann?
(503) 494-8311, as listed in official Medicare / NPI Registry data.
What is Sandra Schmahmann's NPI number?
1871508382. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Sandra Schmahmann works

Medicare's Facility Affiliation Data lists Sandra Schmahmann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Sandra Schmahmann is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Sandra Schmahmann as a member of this group (CMS data updated 2026-10-02).

  • University Professional Services1,724 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Oregon →

Other radiologists in Portland

Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.

All radiologists in Portland →

Clinician information

CredentialMD
Graduation year1984
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1871508382
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians