Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Sidney Adam Raiski, DMD
Dentist in West Harwich, MA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1114681939
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Registry record
Entity type Individual (Type 1)
Name Dr. Sidney Adam Raiski
Credential DMD
Sex Male
Practice address 129 Ma-28, West Harwich, MA, 02671
Phone (508) 255-0557
Enumeration date Oct 27, 2021
Last updated in NPPES Oct 27, 2021
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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 Sidney Raiski practice?
The practice location on file with NPPES is in West Harwich, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sidney Raiski?
The National Provider Identifier (NPI) for Sidney Raiski is 1114681939, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-10-27.