DR. ROSEMARIE MASTROPOLO MD
NPI 1063949626
Pediatrics - Pediatric Hematology-Oncology in New York, NY
About Dr. Rosemarie Mastropolo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROSEMARIE MASTROPOLO MD (NPI 1063949626) is an individual pediatric hematology-oncology provider in New York, New York, licensed in New York (346620) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Rosemarie Mastropolo Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Rosemarie Mastropolo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,026 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 1,358 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.
NEW YORK, NY 10033
NEW YORK, NY 10033
NEW YORK, NY 10033
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 Rosemarie Mastropolo's NPI number?
The NPI number for Rosemarie Mastropolo is 1063949626. It was assigned to this individual provider in the NPPES registry on May 15, 2017.
Where is Rosemarie Mastropolo located?
Rosemarie Mastropolo practices at 575 W 181st St, New York, NY 10033. The listed phone number is (212) 342-3060.
What is Rosemarie Mastropolo's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Rosemarie Mastropolo enrolled in Medicare?
Yes. Rosemarie Mastropolo is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Rosemarie Mastropolo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rosemarie Mastropolo reassigns Medicare benefits to 2 organizations: Dana-Farber Cancer Institute, Inc. (Boston, MA) and Children's Hospital Pediatric Associates, Inc (Boston, MA). 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 Rosemarie Mastropolo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rosemarie Mastropolo accept?
Health plans from Taro Health list Rosemarie Mastropolo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Rosemarie Mastropolo was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days 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.
# Dr. Rosemarie Mastropolo, MD · NPI 1063949626
Pediatric Hematology-Oncology physician in New York, New York. Individual provider, active in the CMS NPPES registry since May 15, 2017.
## Identity
- **NPI:** 1063949626 (Entity type: Individual)
- **Enumerated:** May 15, 2017
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** 346620 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 575 W 181ST ST, New York, NY 10033-5002
- **Phone:** (212) 342-3060
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA); Children's Hospital Pediatric Associates, Inc (NPI 1457306664, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063949626) · Data from the CMS NPPES public registry.