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LUIS F. SANTIAGO, M.D., S.C.
NPI 1154593051
Clinic/Center - Primary Care in Cicero, IL

Active since March 31, 2008CLIA 14D0908501 · Waiver
5533 W CERMAK RD, CICERO, IL 60804(708) 780-7612(708) 780-9122 Get Directions Write a Review

NPPES record last updated: September 18, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 18, 2025, Aug 8, 2025 (2 updates tracked since 2025).

About Luis F. Santiago, M.d., S.c. NPPES

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

LUIS F. SANTIAGO, M.D., S.C. (NPI 1154593051), doing business as Luis F. Santiago, Md, is a healthcare organization registered as a primary care in Cicero, Illinois and active in the NPI registry since March 2008. The organization holds a CLIA Waiver certificate valid through November 6, 2027 and lists Luis F Santiago, President, as its authorized official.

NPPES Registry Identity

NPI1154593051
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameLUIS F. SANTIAGO, M.D., S.C.
Location Address5533 W CERMAK RDCicero, IL 60804-2236
Mailing AddressPo Box 3666Oak Park, IL 60303-3666 · (708) 780-7612 · Fax (708) 780-9122
Phone(708) 780-7612
Fax(708) 780-9122
Organization SubpartYesParent: Luis F. Santiago, M.d.,s.c,
Authorized OfficialLuis F SantiagoPresident · (708) 780-7612
Enumeration DateMarch 31, 2008
Last NPPES UpdateSeptember 18, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2025
✔ NPI 1154593051 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
5533 W CERMAK RD, Cicero, IL 60804
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Other Names 1

Former Legal Business NameLuis F. Santiago, Md

Other Identifiers 2

Other01618077IL · Blue Cross Blue Shield
OtherL015046IL · Tricare

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Luis F. Santiago, M.d., S.c. 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 Luis F. Santiago, M.D., S.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Luis Santiago, MD
Family Practice
NPI 1871507236
5533 W CERMAK RD
Cicero, IL 60804
(708) 780-7612
✔ PECOS✔ Accepts MedicareSame address

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D0908501

Luis F Santiago MD Sc · Cicero, IL
Active · expires Nov 6, 2027
CLIA Number14D0908501
Laboratory TypePhysician Office
Certificate Effective DateNovember 7, 2025
Certificate Expiration DateNovember 6, 2027
Laboratory DirectorLuis F. Santiago MD
Laboratory Phone(708) 780-7612
Laboratory LocationLuis F Santiago MD Sc5533 West Cermack, Cicero, IL 60804
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Luis F. Santiago, M.D., S.C.'s NPI number?

The NPI number for Luis F. Santiago, M.D., S.C. is 1154593051. It was assigned to this organization in the NPPES registry on March 31, 2008. The provider was formerly known as Luis F. Santiago, MD.

Where is Luis F. Santiago, M.D., S.C. located?

Luis F. Santiago, M.D., S.C. is located at 5533 W Cermak Rd, Cicero, IL 60804. The listed phone number is (708) 780-7612.

What is Luis F. Santiago, M.D., S.C.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Is Luis F. Santiago, M.D., S.C. enrolled in Medicare?

Yes. Luis F. Santiago, M.D., S.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Luis F. Santiago, M.D., S.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Luis F. Santiago, M.D., S.C.. 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.

Does Luis F. Santiago, M.D., S.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D0908501) is associated with this NPI, valid through November 6, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Luis F. Santiago, M.D., S.C. was last updated on September 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.