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FELIX M RIVERA BORGES, CSP
NPI 1124122510
Internal Medicine - Gastroenterology in Mayaguez, PR

Active since September 07, 2006
60 N CALLE POST OFIC 205, MAYAGUEZ, PR 00680(787) 833-7685(787) 833-7665 Get Directions Write a Review

NPPES record last updated: July 6, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Felix M Rivera Borges, Csp NPPES

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

FELIX M RIVERA BORGES, CSP (NPI 1124122510) is a healthcare organization registered as a gastroenterology in Mayaguez, Puerto Rico and active in the NPI registry since September 2006. The organization lists Felix M Rivera, Dueno, as its authorized official.

NPPES Registry Identity

NPI1124122510
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameFELIX M RIVERA BORGES, CSP
Location Address60 N CALLE POST OFIC 205Mayaguez, PR 00680
Mailing AddressPo Box 3121Mayaguez, PR 00681-3181 · (787) 833-7685 · Fax (787) 833-7665
Phone(787) 833-7685
Fax(787) 833-7665
Organization SubpartNo
Authorized OfficialFelix M RiveraDueno · (787) 833-7665
Enumeration DateSeptember 7, 2006
Last NPPES UpdateJuly 6, 2009
✔ NPI 1124122510 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
60 N CALLE POST OFIC 205, Mayaguez, PR 00680
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Other Identifiers 2

Other0090431PR · Medicare Id
Medicare UPINH42307PR

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Felix M Rivera Borges, Csp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by November 30, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StatePuerto RicoEnrollment IDO20080522000719Non-DME Part B · Clinic/Group PracticeDue dateNovember 30, 2026
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Felix M Rivera Borges, Csp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Felix Rivera Borges, MD
Gastroenterology
NPI 1821000928
60 CALLE POST N SUITE 205
Mayaguez, PR 00680
(787) 833-7685
✔ PECOS✔ Accepts Medicare0.3 mi

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 Felix M Rivera Borges, Csp's NPI number?

The NPI number for Felix M Rivera Borges, Csp is 1124122510. It was assigned to this organization in the NPPES registry on September 7, 2006.

Where is Felix M Rivera Borges, Csp located?

Felix M Rivera Borges, Csp is located at 60 N Calle Post Ofic 205, Mayaguez, PR 00680. The listed phone number is (787) 833-7685.

What is Felix M Rivera Borges, Csp's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Felix M Rivera Borges, Csp enrolled in Medicare?

Yes. Felix M Rivera Borges, Csp is registered in the Medicare PECOS enrollment system.

When is Felix M Rivera Borges, Csp's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Puerto Rico, Clinic/Group Practice) is due for revalidation by November 30, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Felix M Rivera Borges, Csp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Felix M Rivera Borges, 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 Felix M Rivera Borges, Csp was last updated on July 6, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.