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DR. NILDA SANTIAGO GARCIA M.D.
NPI 1104822949
Specialist in Ponce, PR

Active since June 27, 2005PECOS Enrolled
471 AVE. FERROCARRIL, SUITE #17, PONCE, PR 00717(787) 259-8212(787) 848-7979 Get Directions Write a Review

NPPES record last updated: December 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Nilda Santiago Garcia M.d. NPPES

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

DR. NILDA SANTIAGO GARCIA M.D. (NPI 1104822949) is an individual specialist in Ponce, Puerto Rico, licensed in Puerto Rico (207R00000X) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104822949
Entity TypeIndividualFemale
Primary Taxonomy174400000X
Provider Legal NameDR. NILDA SANTIAGO GARCIACredential: M.D.
Location Address471 AVE. FERROCARRIL, SUITE #17Ponce, PR 00717
Mailing Address471 Ave. Ferrocarril, Suite 135Ponce, PR 00717 · (787) 259-8212 · Fax (787) 848-7979
Phone(787) 259-8212
Fax(787) 848-7979
Sole ProprietorYes
Enumeration DateJune 27, 2005
Last NPPES UpdateDecember 9, 2025
NPPES CertifiedDecember 9, 2025
✔ NPI 1104822949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in PR · 207R00000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Other Identifiers 1

Other13174PR · Licence Doctor

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nilda Santiago Garcia M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Nilda Santiago Garcia reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ar Institute Of Gastroenterology P S C
Specialist
471 AVE. FERROCARRIL, SUITE #17
Ponce, PR 00717
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 2 clinicians in this Medicare group
NPI 1982831970 (787) 259-8212

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADVANCED ENDOSCOPY CENTER PSC
Clinic/Center (Ambulatory Surgical)
471 AVE. FERROCARRIL, SUITE #17
PONCE, PR 00717
Ponce Municipio (787) 843-1129
AR INSTITUTE OF GASTROENTEROLOGY P S C
Specialist
471 AVE. FERROCARRIL, SUITE #17
PONCE, PR 00717
Ponce Municipio (787) 259-8212

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 Nilda Santiago Garcia's NPI number?

The NPI number for Nilda Santiago Garcia is 1104822949. It was assigned to this individual provider in the NPPES registry on June 27, 2005.

Where is Nilda Santiago Garcia located?

Nilda Santiago Garcia practices at 471 Ave. Ferrocarril Suite #17, Ponce, PR 00717. The listed phone number is (787) 259-8212.

What is Nilda Santiago Garcia's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Nilda Santiago Garcia enrolled in Medicare?

Yes. Nilda Santiago Garcia is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nilda Santiago Garcia's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nilda Santiago Garcia reassigns Medicare benefits to Ar Institute Of Gastroenterology P S C (Ponce, PR). 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 Nilda Santiago Garcia'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 Nilda Santiago Garcia was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.