Sienna Ringgenberg MD
About this NPIWhat this record shows.
NPI 1225730500 is registered to Sienna Ringgenberg MD, a Diagnostic Radiology practising at 4855 Sw Western Ave in Beaverton, Oregon. Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury. Sienna Ringgenberg MD has been enumerated in the National Provider Identifier (NPI) registry since 2023.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 625 Diagnostic Radiology providers on file in Oregon.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20251028003834Diagnostic RadiologyOR
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Sienna Ringgenberg MD accepts. To confirm in-network status with your specific health plan, contact Sienna Ringgenberg MD directly at (800) 813-2000.
Frequently asked
Yes. NPI 1225730500 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (800) 813-2000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Sienna Ringgenberg MD is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 625 Diagnostic Radiology providers are registered in Oregon, and Sienna Ringgenberg MD is one of them. The figure refreshes each month from the federal source.