DR. STEVEN REGISTER M.D.
NPI 1245460252
Radiology - Radiation Oncology in Yakima, WA
About Dr. Steven Register M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN REGISTER M.D. (NPI 1245460252) is an individual radiation oncology provider in Yakima, Washington, licensed in Washington (MD60473219) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Yakima Valley Memorial, and is a graduate of Ohio State University College Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Steven Register M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Steven Register reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Yakima, WA 98902
- Reassigned Medicare billing, Washington enrollment
- 2 clinicians in this Medicare group
Yakima, WA 98902
- Reassigned Medicare billing, Washington enrollment
- 565 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 17
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Yakima Valley Memorial
Acute Care Hospitals · Yakima, WAAstria Sunnyside Hospital
Critical Access Hospitals · Sunnyside, WAKittitas Valley Community Hospital
Critical Access Hospitals · Ellensburg, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98902 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Steven Register's NPI number?
The NPI number for Steven Register is 1245460252. It was assigned to this individual provider in the NPPES registry on July 24, 2009.
Where is Steven Register located?
Steven Register practices at 808 N 39th Ave, Yakima, WA 98902. The listed phone number is (509) 574-3500.
What is Steven Register's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Steven Register enrolled in Medicare?
Yes. Steven Register is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Steven Register's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Register reassigns Medicare benefits to 2 organizations: Therapeutic Radiology Of Yakima PLLC (Yakima, WA) and Yakima Valley Memorial Physicians (Yakima, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Steven Register's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Register accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Steven Register as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Steven Register affiliated with any hospitals?
According to CMS data, Steven Register is affiliated with Yakima Valley Memorial, Astria Sunnyside Hospital and Kittitas Valley Community Hospital.
When was this NPI record last updated?
The NPPES record for Steven Register was last updated on June 26, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.