JASON CHING-ARN NI MD
NPI 1972965796
Radiology - Vascular & Interventional Radiology in Stanford, CA
About Jason Ching-arn Ni Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JASON CHING-ARN NI MD (NPI 1972965796) is an individual vascular & interventional radiology provider in Stanford, California, licensed in California (A150333) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of California, Geffen School Of Medicine (2016).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Jason Ching-arn Ni 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
5Medicare enrollment records show Jason Ni reassigns Medicare billing to 5 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
San Jose, CA 95124
- Reassigned Medicare billing, California enrollment
- 181 clinicians in this Medicare group
Oakland, CA 94609
- Reassigned Medicare billing, California enrollment
- 158 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 129 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 37
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 94305 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.
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 Jason Ni's NPI number?
The NPI number for Jason Ni is 1972965796. It was assigned to this individual provider in the NPPES registry on March 22, 2016.
Where is Jason Ni located?
Jason Ni practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Jason Ni's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Jason Ni enrolled in Medicare?
Yes. Jason Ni 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 Jason Ni's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Ni reassigns Medicare benefits to 5 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA), Bay Imaging Consultants Medical Group Inc (San Jose, CA), Magnetic Imaging Affiliates, LLC (Oakland, CA) and John Muir Magnetic Imaging Center (Walnut Creek, 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 Jason Ni'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 Jason Ni was last updated on April 8, 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.