LUDOVICO GUARINI MD
NPI 1902801103
Pediatrics - Pediatric Hematology-Oncology in Brooklyn, NY
About Ludovico Guarini Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LUDOVICO GUARINI MD (NPI 1902801103) is an individual pediatric hematology-oncology provider in Brooklyn, New York, licensed in New York (144574) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 20
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ludovico Guarini Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Ludovico Guarini reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11219
- Reassigned Medicare billing, New York enrollment
- 1,177 clinicians in this Medicare group
Brooklyn, NY 11204
- Reassigned Medicare billing, New York enrollment
- 137 clinicians in this Medicare group
New York, NY 10075
- Reassigned Medicare billing, New York enrollment
- 530 clinicians in this Medicare group
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Ludovico Guarini's NPI number?
The NPI number for Ludovico Guarini is 1902801103. It was assigned to this individual provider in the NPPES registry on June 15, 2005.
Where is Ludovico Guarini located?
Ludovico Guarini practices at 948 48th St, Brooklyn, NY 11219. The listed phone number is (718) 283-8260.
What is Ludovico Guarini's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Ludovico Guarini enrolled in Medicare?
Yes. Ludovico Guarini is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ludovico Guarini's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ludovico Guarini reassigns Medicare benefits to 4 organizations: Maimonides Faculty Practice Plan (Brooklyn, NY), Mmc Pediatrics Faculty Practice (Brooklyn, NY), Physicians Of University Hospital, PC (New York, NY) and North Shore - Lij Medical PC (New Hyde Park, 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 Ludovico Guarini'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 Ludovico Guarini was last updated on December 10, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Ludovico Guarini, MD · NPI 1902801103
Pediatric Hematology-Oncology physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since June 15, 2005.
## Identity
- **NPI:** 1902801103 (Entity type: Individual)
- **Enumerated:** June 15, 2005
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** 144574 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 948 48TH ST, Brooklyn, NY 11219-2918
- **Phone:** (718) 283-8260 · **Fax:** (718) 635-6147
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Maimonides Faculty Practice Plan (NPI 1053344846, Brooklyn, NY); Mmc Pediatrics Faculty Practice (NPI 1285648154, Brooklyn, NY); Physicians Of University Hospital, PC (NPI 1992200075, New York, NY); North Shore - Lij Medical PC (NPI 1790043479, New Hyde Park, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 10, 2009
- **Other identifiers:** Other 4287598 (NY); Other 2375140 (NY); Other 050125000073 (NY); and 17 more
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Source: [NPI Profile](https://npiprofile.com/npi/1902801103) · Data from the CMS NPPES public registry.