Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Thomas William Gilfillan, DC
Chiropractor in Newton, NJ · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1972504264
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Registry record
Entity type Individual (Type 1)
Name Dr. Thomas William Gilfillan
Credential DC
Sex Male
Practice address 399 State Hwy 94, Fredon Family Chiropractic, Newton, NJ, 07860
Phone (973) 383-1988
Fax (973) 383-1844
Enumeration date Aug 9, 2005
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Thomas Gilfillan?
The National Provider Identifier (NPI) for Thomas Gilfillan is 1972504264, a Type 1 (individual) record in the CMS NPPES registry.
Where does Thomas Gilfillan practice?
The practice location on file with NPPES is in Newton, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.