JONATHAN TAM
NPI 1891306064
Physical Therapist in Walnut, CA
About Jonathan Tam NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JONATHAN TAM (NPI 1891306064) is an individual physical therapist in Walnut, California and active in the NPI registry since August 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)
Jonathan Tam is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jonathan Tam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92109
- Reassigned Medicare billing, California enrollment
- 100 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.
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 Jonathan Tam's NPI number?
The NPI number for Jonathan Tam is 1891306064. It was assigned to this individual provider in the NPPES registry on August 12, 2020.
Where is Jonathan Tam located?
Jonathan Tam practices at 736 Silver Valley Trl, Walnut, CA 91789. The listed phone number is (951) 333-8819.
What is Jonathan Tam's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Jonathan Tam enrolled in Medicare?
Yes. Jonathan Tam is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jonathan Tam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Tam reassigns Medicare benefits to Crs Physical Therapy Inc. (San Diego, 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 Jonathan Tam'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 Jonathan Tam was last updated on August 12, 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.