Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John Warren Demorest, DDS
Dentist in Colfax, CA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588652507
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Registry record
Entity type Individual (Type 1)
Name Dr. John Warren Demorest
Credential DDS
Sex Male
Practice address 33 E Grass Valley St, Colfax, CA, 95713
Phone (530) 346-2214
Enumeration date Oct 13, 2005
Last updated in NPPES Jul 8, 2007
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
Where does John Demorest practice?
The practice location on file with NPPES is in Colfax, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Demorest?
The National Provider Identifier (NPI) for John Demorest is 1588652507, 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 2007-07-08.