Kostas Sideridis DO
About this NPIWhat this record shows.
NPI 1003913682 is registered to Kostas Sideridis DO, a Gastroenterology practising at 237 Jericho Turnpike in Syosset, New York. Gastroenterology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Kostas Sideridis DO has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- 02760525NY
Source: NPPES public registry.
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.
Practitioner
- I20070502000344GastroenterologyNY
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 Kostas Sideridis DO accepts. To confirm in-network status with your specific health plan, contact Kostas Sideridis DO directly at (516) 584-6400.
Frequently asked
Yes. NPI 1003913682 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Gastroenterology 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 (516) 584-6400.
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. Kostas Sideridis DO is a Type-1 individual NPI.