NEPH ADVISEMENT SERVICES
NPI 1336840958
Internal Medicine - Nephrology in Mesa, AZ
About Neph Advisement Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NEPH ADVISEMENT SERVICES (NPI 1336840958) is a healthcare organization registered as a nephrology in Mesa, Arizona and active in the NPI registry since March 2023. The organization lists Javier Bibb, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Neph Advisement Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Neph Advisement Services, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Neph Advisement Services's NPI number?
The NPI number for Neph Advisement Services is 1336840958. It was assigned to this organization in the NPPES registry on March 10, 2023.
Where is Neph Advisement Services located?
Neph Advisement Services is located at 1400 S Dobson Rd, Mesa, AZ 85202. The listed phone number is (480) 412-3000.
What is Neph Advisement Services's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Neph Advisement Services enrolled in Medicare?
Yes. Neph Advisement Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Neph Advisement Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Neph Advisement Services. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Neph Advisement Services was last updated on November 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Neph Advisement Services · NPI 1336840958
Nephrology organization in Mesa, Arizona. Organization record, active in the CMS NPPES registry since March 10, 2023.
## Identity
- **NPI:** 1336840958 (Entity type: Organization)
- **Enumerated:** March 10, 2023
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **Organization subpart:** No
- **Authorized official:** Javier Bibb, OWNER
## Practice location
- **Address:** 1400 S DOBSON RD, Mesa, AZ 85202-4707
- **Phone:** (480) 412-3000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nephrology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 7, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1336840958) · Data from the CMS NPPES public registry.