Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Gregory Kass, DDS
Periodontics in Fishkill, NY · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1730633678
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Registry record
Entity type Individual (Type 1)
Name Dr. Gregory Kass
Credential DDS
Sex Male
Practice address 738 Us Highway 9, Fishkill, NY, 12524
Phone (845) 896-5151
Enumeration date Aug 9, 2016
Last updated in NPPES Aug 9, 2016
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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
What is the NPI number for Gregory Kass?
The National Provider Identifier (NPI) for Gregory Kass is 1730633678, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gregory Kass practice?
The practice location on file with NPPES is in Fishkill, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-08-09.