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NEFROSUR CSP
NPI 1154373546
Internal Medicine - Nephrology in Ponce, PR

Active since May 16, 2006
2275 PONCE BY PASS, CARIBBEAN MEDICAL CENTER STE 202, PONCE, PR 00717(787) 840-1455(787) 848-4657 Get Directions Write a Review

NPPES record last updated: August 11, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Nefrosur Csp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NEFROSUR CSP (NPI 1154373546) is a healthcare organization registered as a nephrology in Ponce, Puerto Rico and active in the NPI registry since May 2006. The organization lists Angel B Rivera Santos, President, as its authorized official.

NPPES Registry Identity

NPI1154373546
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameNEFROSUR CSP
Location Address2275 PONCE BY PASS, CARIBBEAN MEDICAL CENTER STE 202Ponce, PR 00717-1380
Mailing Address609 Ave Tito Castro, Pmb 173 Ste 102Ponce, PR 00716-0200 · (787) 840-1455 · Fax (787) 848-4657
Phone(787) 840-1455
Fax(787) 848-4657
Organization SubpartNo
Authorized OfficialAngel B Rivera SantosPresident · (787) 840-1455
Enumeration DateMay 16, 2006
Last NPPES UpdateAugust 11, 2008
✔ NPI 1154373546 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2275 PONCE BY PASS, Ponce, PR 00717
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Other Identifiers 2

Medicare UPING21665
Medicare ID-Type Unspecified0088549

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nefrosur Csp 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 Nefrosur Csp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Angel Rivera Santos, MD
Nephrology
NPI 1801856026
2275 PONCE BY PASS CARIBBEAN MEDICAL CENTER
Ponce, PR 00717
(787) 840-1455
✔ PECOS✔ Accepts Medicare

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 Nefrosur Csp's NPI number?

The NPI number for Nefrosur Csp is 1154373546. It was assigned to this organization in the NPPES registry on May 16, 2006.

Where is Nefrosur Csp located?

Nefrosur Csp is located at 2275 Ponce By Pass Caribbean Medical Center Ste 202, Ponce, PR 00717. The listed phone number is (787) 840-1455.

What is Nefrosur Csp's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Nefrosur Csp enrolled in Medicare?

Yes. Nefrosur Csp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nefrosur Csp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Nefrosur Csp. 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 Nefrosur Csp was last updated on August 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.