RONALD JOHN DIASO D.C.
NPI 1346251055
Chiropractor in Prather, CA
About Ronald John Diaso D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RONALD JOHN DIASO D.C. (NPI 1346251055) is an individual chiropractor in Prather, California, licensed in California (17464) and active in the NPI registry since August 2006. He is a graduate of Cleveland Chiropractic College - Los Angeles (1985).
NPPES Registry Identity
Specialties & Licenses
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
Ronald John Diaso D.c. 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 Reassignment
Medicare enrollment records show Ronald Diaso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cambria, CA 93428
- Reassigned Medicare billing, California enrollment
- 8 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 2
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 Ronald Diaso's NPI number?
The NPI number for Ronald Diaso is 1346251055. It was assigned to this individual provider in the NPPES registry on August 10, 2006.
Where is Ronald Diaso located?
Ronald Diaso practices at 29369 Auberry Rd Ste 101, Prather, CA 93651. The listed phone number is (559) 855-8445.
What is Ronald Diaso's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Ronald Diaso enrolled in Medicare?
Yes. Ronald Diaso 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 organization bills Medicare for Ronald Diaso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Diaso reassigns Medicare benefits to Diaso Chiropractic Professional Corporation (Cambria, 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 Ronald Diaso'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 Ronald Diaso was last updated on October 17, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Ronald John Diaso, D.C. · NPI 1346251055
Chiropractor provider in Prather, California. Individual provider, active in the CMS NPPES registry since August 10, 2006.
## Identity
- **NPI:** 1346251055 (Entity type: Individual)
- **Enumerated:** August 10, 2006
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 17464 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 29369 AUBERRY RD STE 101, Prather, CA 93651-9784
- **Phone:** (559) 855-8445 · **Fax:** (559) 855-8440
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Diaso Chiropractic Professional Corporation (NPI 1922242973, Cambria, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Cleveland Chiropractic College - Los Angeles, class of 1985
## Record status
- **NPPES last updated:** October 17, 2017
- **Other identifiers:** Medicare ID-Type Unspecified DC0174641 (CA); Medicare UPIN U26594 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1346251055) · Data from the CMS NPPES public registry.