Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mariah Neff, AU.D.
Audiologist in Hamilton, OH · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639747363
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Registry record
Entity type Individual (Type 1)
Name Dr. Mariah Neff
Credential AU.D.
Sex Female
Practice address 2449 Ross Millville Rd, Hamilton, OH, 45013
Phone (513) 422-6516
Enumeration date Jun 17, 2021
Last updated in NPPES Jun 17, 2021
Taxonomy & licenses
231H00000X Audiologist Speech, Language and Hearing Service Providers · License A.02318 (OH) Primary
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD 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 Mariah Neff practice?
The practice location on file with NPPES is in Hamilton, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mariah Neff?
The National Provider Identifier (NPI) for Mariah Neff is 1639747363, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Kathleen Lang Family Medicine Physician · Hamilton, OH NPI 1427057421 Edwina Zettler Psychiatry Physician · Hamilton, OH NPI 1073523056 Matthew Daggy Sports Medicine (Family Medicine) Physician · Hamilton, OH NPI 1578654273 Chad Fogt Family Medicine Physician · Hamilton, OH NPI 1831248905 Kenneth Keller Family Medicine Physician · Hamilton, OH NPI 1588705537 Kelly Baker Family Medicine Physician · Hamilton, OH NPI 1659406064 Jon Baker Family Medicine Physician · Hamilton, OH NPI 1740315159 Julie Broering Family Medicine Physician · Hamilton, OH NPI 1942415344
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-06-17.