Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. James Gregory Hook, D.C.
Chiropractor in Bethesda, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1366530552
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Registry record
Entity type Individual (Type 1)
Name Dr. James Gregory Hook
Credential D.C.
Sex Male
Practice address 7801 Norfolk Ave, Suite 100, Bethesda, MD, 20814
Phone (301) 652-0500
Fax (301) 652-0501
Enumeration date Oct 11, 2006
Last updated in NPPES Jul 9, 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 James Hook?
The National Provider Identifier (NPI) for James Hook is 1366530552, a Type 1 (individual) record in the CMS NPPES registry.
Where does James Hook practice?
The practice location on file with NPPES is in Bethesda, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.