DR. ROBERT WILLIAM ABRAHAMS D.C.
NPI 1235360348
Chiropractor in Foothill Ranch, CA
About Dr. Robert William Abrahams D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT WILLIAM ABRAHAMS D.C. (NPI 1235360348) is an individual chiropractor in Foothill Ranch, California, licensed in California (28926) and active in the NPI registry since August 2009.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Robert William Abrahams D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Robert Abrahams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lake Forest, CA 92630
- Reassigned Medicare billing, California enrollment
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 Robert Abrahams's NPI number?
The NPI number for Robert Abrahams is 1235360348. It was assigned to this individual provider in the NPPES registry on August 6, 2009.
Where is Robert Abrahams located?
Robert Abrahams practices at 26741 Portola Parkway Ste. 1E #636, Foothill Ranch, CA 92610. The listed phone number is (949) 229-5508.
What is Robert Abrahams's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Robert Abrahams enrolled in Medicare?
Yes. Robert Abrahams is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Robert Abrahams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Abrahams reassigns Medicare benefits to Back Foundation Chiropractic Abrahams, PC (Lake Forest, 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 Robert Abrahams'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 Robert Abrahams was last updated on August 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Robert William Abrahams, D.C. · NPI 1235360348
Chiropractor provider in Foothill Ranch, California. Individual provider, active in the CMS NPPES registry since August 6, 2009.
## Identity
- **NPI:** 1235360348 (Entity type: Individual)
- **Enumerated:** August 6, 2009
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 28926 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 26741 PORTOLA PARKWAY, STE. 1E #636, Foothill Ranch, CA 92610-1763
- **Phone:** (949) 229-5508
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Back Foundation Chiropractic Abrahams, PC (NPI 1144105792, Lake Forest, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1235360348) · Data from the CMS NPPES public registry.