Alexander Hilser MD
About this NPIWhat this record shows.
NPI 1659219913 is registered to Alexander Hilser MD, a Student in an Organized Health Care Education/Training Program practising at Stony Brook Medicine, Hsc Level 4, Room 174 in Stony Brook, New York. Student in an Organized Health Care Education/Training Program is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Alexander Hilser MD has been enumerated in the National Provider Identifier (NPI) registry since 2026.
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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 Alexander Hilser MD accepts. To confirm in-network status with your specific health plan, contact Alexander Hilser MD directly at (631) 638-8517.
Frequently asked
Yes. NPI 1659219913 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Student in an Organized Health Care Education/Training Program 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) 638-8517.
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. Alexander Hilser MD is a Type-1 individual NPI.