JINSOO ANDREW KEYOUNG MD
NPI 1962501833
Radiology - Body Imaging in Stanford, CA
About Jinsoo Andrew Keyoung Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JINSOO ANDREW KEYOUNG MD (NPI 1962501833) is an individual body imaging provider in Stanford, California, licensed in California (A84087) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Georgetown University School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 2
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
Jinsoo Andrew Keyoung Md 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
4Medicare enrollment records show Jinsoo Keyoung reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
Newport Beach, CA 92663
- Reassigned Medicare billing, California enrollment
- 64 clinicians in this Medicare group
Newport Beach, CA 92660
- Reassigned Medicare billing, California enrollment
- 74 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 67
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.
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Jinsoo Keyoung's NPI number?
The NPI number for Jinsoo Keyoung is 1962501833. It was assigned to this individual provider in the NPPES registry on September 21, 2006.
Where is Jinsoo Keyoung located?
Jinsoo Keyoung practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Jinsoo Keyoung's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Body Imaging, with taxonomy code 2085B0100X.
Is Jinsoo Keyoung enrolled in Medicare?
Yes. Jinsoo Keyoung 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 Jinsoo Keyoung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jinsoo Keyoung reassigns Medicare benefits to 4 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA), Newport Harbor Radiology Associates Medical Group, Inc (Newport Beach, CA) and Newport Center Radiology Associates Medical Group Inc (Newport Beach, CA). 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 Jinsoo Keyoung'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 Jinsoo Keyoung was last updated on April 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.