JONATHAN RYAN DIAZ DPT
NPI 1891551263
Physical Therapist in Berkeley, CA
About Jonathan Ryan Diaz Dpt NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JONATHAN RYAN DIAZ DPT (NPI 1891551263) is an individual physical therapist in Berkeley, California, licensed in California (308106) and active in the NPI registry since February 2024. He is a graduate of Other (2023).
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.
Accepted Insurance
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
Jonathan Ryan Diaz Dpt 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 Jonathan Diaz reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Berkeley, CA 94704
- Reassigned Medicare billing, California enrollment
- 176 clinicians in this Medicare group
Ridgecrest, CA 93555
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Select Cs Physical Therapy PC
- 217 clinicians in this Medicare group
Ashland, OR 97520
- Reassigned Medicare billing, Oregon enrollment
- 312 clinicians in this Medicare group
Olympia, WA 98512
- Reassigned Medicare billing, Washington enrollment
- 4,383 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 5
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 94704 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BERKELEY, CA 94704
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 Diaz's NPI number?
The NPI number for Jonathan Diaz is 1891551263. It was assigned to this individual provider in the NPPES registry on February 23, 2024.
Where is Jonathan Diaz located?
Jonathan Diaz practices at 2000 Center St Ste 300, Berkeley, CA 94704. The listed phone number is (510) 644-3031.
What is Jonathan Diaz's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Jonathan Diaz enrolled in Medicare?
Yes. Jonathan Diaz 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 Jonathan Diaz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Diaz reassigns Medicare benefits to 4 organizations: Select Cal Physical Therapy PC (Berkeley, CA), Select Cs Physical Therapy, P.C. (Ridgecrest, CA), Therapeutic Associates Inc (Ashland, OR) and Multicare Health System (Olympia, WA). 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 Jonathan Diaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jonathan Diaz accept?
Health plans from Providence Health Plan list Jonathan Diaz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Jonathan Diaz was last updated on June 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.