ALLAN R SANTIAGO MD
NPI 1235106527
Internal Medicine - Infectious Disease in Brooklyn, NY
About Allan R Santiago Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLAN R SANTIAGO MD (NPI 1235106527) is an individual infectious disease provider in Brooklyn, New York, licensed in New York (250074) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 10
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Allan R Santiago Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Allan Santiago reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11210
- Reassigned Medicare billing, New York enrollment
- 11 clinicians in this Medicare group
Brooklyn, NY 11230
- Reassigned Medicare billing, New York enrollment
- 37 clinicians in this Medicare group
Brooklyn, NY 11213
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Interfaith Professional Physician Services PC
- 635 clinicians in this Medicare group
Staten Island, NY 10314
- Reassigned Medicare billing, New York enrollment
- 342 clinicians in this Medicare group
Spring Valley, NY 10977
- Reassigned Medicare billing, New York enrollment
- 69 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11210 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 47
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BROOKLYN, NY 11210
BROOKLYN, NY 11210
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 Allan Santiago's NPI number?
The NPI number for Allan Santiago is 1235106527. It was assigned to this individual provider in the NPPES registry on March 5, 2006.
Where is Allan Santiago located?
Allan Santiago practices at 2091 Nostrand Ave, Brooklyn, NY 11210. The listed phone number is (718) 434-1876.
What is Allan Santiago's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Allan Santiago enrolled in Medicare?
Yes. Allan Santiago is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Allan Santiago's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allan Santiago reassigns Medicare benefits to 5 organizations: Hope Medical Of New York, PC (Brooklyn, NY), Visavis Health Care Medical Group Of Ny, PLLC (Brooklyn, NY), Interfaith Professional Physician Services, P.C. (Brooklyn, NY), State Of New York Comptrollers Office (Staten Island, NY) and Visiting Services, LLC (Spring Valley, NY). Each 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 Allan Santiago'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 Allan Santiago was last updated on October 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.