JANICE RYU M.D.
NPI 1710968474
Radiology - Radiation Oncology in Sacramento, CA
About Janice Ryu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANICE RYU M.D. (NPI 1710968474) is an individual radiation oncology provider in Sacramento, California, licensed in California (G64233) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Janice Ryu 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 Reassignment
Medicare enrollment records show Janice Ryu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sacramento, CA 95833
- Reassigned Medicare billing, California enrollment
- 3,056 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95816 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SACRAMENTO, CA 95816
SACRAMENTO, CA 95816
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 Janice Ryu's NPI number?
The NPI number for Janice Ryu is 1710968474. It was assigned to this individual provider in the NPPES registry on November 9, 2005.
Where is Janice Ryu located?
Janice Ryu practices at 2801 K St Suite 502, Sacramento, CA 95816. The listed phone number is (877) 515-0053.
What is Janice Ryu's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Janice Ryu enrolled in Medicare?
Yes. Janice Ryu 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 organization bills Medicare for Janice Ryu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janice Ryu reassigns Medicare benefits to Sutter Valley Medical Foundation (Sacramento, CA). The 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 Janice Ryu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Janice Ryu was last updated on June 4, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.