DR. MATTHEW S. LEONE MD
NPI 1326144650
Internal Medicine - Endocrinology, Diabetes & Metabolism in Newburgh, NY
About Dr. Matthew S. Leone Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW S. LEONE MD (NPI 1326144650) is an individual endocrinology, diabetes & metabolism provider in Newburgh, New York, licensed in New York (222346-1) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with St Luke's Cornwall Hospital, and is a graduate of State University Of New York Downstate Medical Center (2000).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 1
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
Dr. Matthew S. Leone 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
2Medicare enrollment records show Matthew Leone reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Middletown, NY 10941
- Reassigned Medicare billing, New York enrollment
- 434 clinicians in this Medicare group
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 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 18
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Luke's Cornwall Hospital
Acute Care Hospitals · Newburgh, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 12550 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 6
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEWBURGH, NY 12550
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 Matthew Leone's NPI number?
The NPI number for Matthew Leone is 1326144650. It was assigned to this individual provider in the NPPES registry on September 15, 2006. The provider is also known as Matthew J Giorgi MD.
Where is Matthew Leone located?
Matthew Leone practices at 1200 Route 300, Newburgh, NY 12550. The listed phone number is (845) 703-6999.
What is Matthew Leone's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Matthew Leone enrolled in Medicare?
Yes. Matthew Leone 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 Matthew Leone's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Leone reassigns Medicare benefits to 2 organizations: Crystal Run Healthcare Physicians LLP (Middletown, NY) and Montefiore Medical Center (Bronx, 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 Matthew Leone's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Matthew Leone affiliated with any hospitals?
According to CMS data, Matthew Leone is affiliated with St Luke's Cornwall Hospital.
When was this NPI record last updated?
The NPPES record for Matthew Leone was last updated on October 7, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.