Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Istvan P Tomaschek, MD
Neurology Physician in Amherst, NY · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1487188819
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Registry record
Entity type Individual (Type 1)
Name Istvan P Tomaschek
Credential MD
Sex Male
Practice address Dent Neurologic Group, LLP, 3980 Sheridan Drive, Amherst, NY, 14226
Phone (716) 250-2000
Enumeration date Apr 12, 2017
Last updated in NPPES Mar 10, 2025
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Istvan Tomaschek practice?
The practice location on file with NPPES is in Amherst, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Istvan Tomaschek?
The National Provider Identifier (NPI) for Istvan Tomaschek is 1487188819, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-10.