JULIEN BUI
NPI 1720619620
Physical Therapist in Van Nuys, CA
About Julien Bui NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JULIEN BUI (NPI 1720619620) is an individual physical therapist in Van Nuys, California and active in the NPI registry since January 2020.
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Julien Bui is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Julien Bui reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Van Nuys, CA 91406
- Reassigned Medicare billing, California enrollment
- 3 clinicians in this Medicare group
Los Gatos, CA 95032
- Reassigned Medicare billing, California enrollment
- 1,388 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 4
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.
Other Providers at the Same Location NPPES
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 Julien Bui's NPI number?
The NPI number for Julien Bui is 1720619620. It was assigned to this individual provider in the NPPES registry on January 29, 2020.
Where is Julien Bui located?
Julien Bui practices at 17337 Hartland St, Van Nuys, CA 91406. The listed phone number is (818) 383-4108.
What is Julien Bui's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Julien Bui enrolled in Medicare?
Yes. Julien Bui is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Julien Bui's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Julien Bui reassigns Medicare benefits to 2 organizations: Buibui Rehabilitation Services LLC (Van Nuys, CA) and California Luna Care Physical Therapy PC (Los Gatos, 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 Julien Bui'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 Julien Bui was last updated on April 17, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.