GERARD K HANLEY M.D.
NPI 1275574477
Internal Medicine - Cardiovascular Disease in Brooklyn, NY
About Gerard K Hanley M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GERARD K HANLEY M.D. (NPI 1275574477) is an individual cardiovascular disease provider in Brooklyn, New York, licensed in New York (171058) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (1984).
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Gerard K Hanley M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Gerard Hanley reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11229
- Reassigned Medicare billing, New York enrollment
Jamaica, NY 11423
- Reassigned Medicare billing, New York enrollment
- 1,393 clinicians in this Medicare group
Bronx, NY 10452
- Reassigned Medicare billing, New York enrollment
- 683 clinicians in this Medicare group
Bronx, NY 10461
- Reassigned Medicare billing, New York enrollment
- 1,054 clinicians in this Medicare group
Bronx, NY 10461
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Bronx Medical Practice PC
- 1,013 clinicians in this Medicare group
Cortlandt Manor, NY 10567
- Reassigned Medicare billing, New York enrollment
- 307 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 8
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mount Sinai Hospital
Acute Care Hospitals · New York, NYMount Sinai Beth Israel
Acute Care Hospitals · New York, NYHudson Valley Hospital Center
Acute Care Hospitals · Cortlandt Manor, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11234 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.
Reported Quality Measures
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.
BROOKLYN, NY 11234
BROOKLYN, NY 11234
BROOKLYN, NY 11234
BROOKLYN, NY 11234
BROOKLYN, NY 11234
BROOKLYN, NY 11234
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 Gerard Hanley's NPI number?
The NPI number for Gerard Hanley is 1275574477. It was assigned to this individual provider in the NPPES registry on June 9, 2006.
Where is Gerard Hanley located?
Gerard Hanley practices at 3131 Kings Hwy Ste B-1, Brooklyn, NY 11234. The listed phone number is (718) 998-2323.
What is Gerard Hanley's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Gerard Hanley enrolled in Medicare?
Yes. Gerard Hanley is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Gerard Hanley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gerard Hanley reassigns Medicare benefits to 6 organizations: Sursum Corda Cardiology, P.C. (Brooklyn, NY), Essen Medical Associates,pc (Jamaica, NY), Essen Medical Urgicare, PLLC (Bronx, NY), House Call Medical Services Of New York, PLLC (Bronx, NY), Bronx Medical Practice P.C. (Bronx, NY) and 1 more organization, listed in the Medicare section above. 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 Gerard Hanley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Gerard Hanley affiliated with any hospitals?
According to CMS data, Gerard Hanley is affiliated with Mount Sinai Hospital, Mount Sinai Beth Israel and Hudson Valley Hospital Center.
When was this NPI record last updated?
The NPPES record for Gerard Hanley was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.