University Hospital At Stony Brook
About this NPIWhat this record shows.
NPI 1558470427 is registered to University Hospital At Stony Brook, a healthcare organisation classified as "Peritoneal Dialysis Registered Nurse" and located at 184 W Montauk Hwy in Hampton Bays, New York. The organisation's authorised official is Calogero Gresalfi. The organisation has been enumerated in the NPI registry since 2006.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 7 Peritoneal Dialysis Registered Nurse providers on file in New York.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Part A Provider
- O20170523002675End-Stage Renal Disease Facility (ESRD)NY
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans University Hospital At Stony Brook accepts. To confirm in-network status with your specific health plan, contact University Hospital At Stony Brook directly at (631) 723-4200.
Frequently asked
Yes. NPI 1558470427 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Peritoneal Dialysis Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (631) 723-4200.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. University Hospital At Stony Brook is a Type-2 organisational NPI.
As of the latest monthly CMS NPPES snapshot, 7 Peritoneal Dialysis Registered Nurse providers are registered in New York, and University Hospital At Stony Brook is one of them. The figure refreshes each month from the federal source.