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INTERNAL MEDICINE PERIOPERATIVE CONSULTANTS PSC
NPI 1619131406
Clinic/Center - Medical Specialty in Ponce, PR

Active since July 11, 2008
909 TITO CASTRO AVE, TORRE MEDICA SAN LUCAS SUITE 717, PONCE, PR 00716(787) 453-0583 Get Directions Write a Review

NPPES record last updated: July 11, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Internal Medicine Perioperative Consultants Psc NPPES

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

INTERNAL MEDICINE PERIOPERATIVE CONSULTANTS PSC (NPI 1619131406) is a healthcare organization registered as a medical specialty in Ponce, Puerto Rico and active in the NPI registry since July 2008. The organization lists William Santiago, President, as its authorized official.

NPPES Registry Identity

NPI1619131406
Entity TypeOrganization
Primary Taxonomy261QM2500X
Legal Business NameINTERNAL MEDICINE PERIOPERATIVE CONSULTANTS PSC
Location Address909 TITO CASTRO AVE, TORRE MEDICA SAN LUCAS SUITE 717Ponce, PR 00716
Mailing AddressPo Box 2000, Pmb 157Mercedita, PR 00715 · (787) 841-5549 · Fax (787) 840-3030
Phone(787) 453-0583
Organization SubpartNo
Authorized OfficialWilliam SantiagoPresident · (787) 453-0583
Enumeration DateJuly 11, 2008
✔ NPI 1619131406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM2500X
License✔ Licensed in PR · 14914
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
909 TITO CASTRO AVE, Ponce, PR 00716
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Other Identifiers 1

Other5200PR · Puerto Rico Department Of State

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Internal Medicine Perioperative Consultants Psc 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 Internal Medicine Perioperative Consultants Psc, which bills Medicare for the services this clinician delivers.

Clinician (1)

William Santiago Rivera, M.D.
Internal Medicine
NPI 1669445144
909 AVE. TITO CASTRO TORRE MEDICA SAN LUCAS, SUITE 717
Ponce, PR 00716
(787) 841-5549
✔ 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 Internal Medicine Perioperative Consultants Psc's NPI number?

The NPI number for Internal Medicine Perioperative Consultants Psc is 1619131406. It was assigned to this organization in the NPPES registry on July 11, 2008.

Where is Internal Medicine Perioperative Consultants Psc located?

Internal Medicine Perioperative Consultants Psc is located at 909 Tito Castro Ave Torre Medica San Lucas Suite 717, Ponce, PR 00716. The listed phone number is (787) 453-0583.

What is Internal Medicine Perioperative Consultants Psc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Is Internal Medicine Perioperative Consultants Psc enrolled in Medicare?

Yes. Internal Medicine Perioperative Consultants Psc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Internal Medicine Perioperative Consultants Psc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Internal Medicine Perioperative Consultants Psc. 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 Internal Medicine Perioperative Consultants Psc was last updated on July 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.