Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Charles Gordon Marx, M. S., CCC-A
Audiologist in Hattiesburg, MS · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821323015
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Registry record
Entity type Individual (Type 1)
Name Charles Gordon Marx
Credential M. S., CCC-A
Sex Male
Practice address 118 College Dr # 5092, Hattiesburg, MS, 39406
Phone (601) 266-6227
Fax (601) 266-5224
Enumeration date Oct 6, 2009
Last updated in NPPES Oct 6, 2009
Taxonomy & licenses
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 Charles Marx practice?
The practice location on file with NPPES is in Hattiesburg, MS. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Charles Marx?
The National Provider Identifier (NPI) for Charles Marx is 1821323015, 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 2009-10-06.