Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Brittany Nicole Rinehart Grayless, AU.D.
Audiologist in Knoxville, TN · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1174887996
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Registry record
Entity type Individual (Type 1)
Name Ms. Brittany Nicole Rinehart Grayless
Credential AU.D.
Sex Female
Practice address 1600 Peyton Manning Pass, Knoxville, TN, 37996
Phone (865) 974-5453
Fax (865) 974-1792
Enumeration date Jun 26, 2012
Last updated in NPPES Aug 5, 2015
Taxonomy & licenses
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1533531 | Medicaid | TN | - |
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 Brittany Grayless?
The National Provider Identifier (NPI) for Brittany Grayless is 1174887996, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brittany Grayless practice?
The practice location on file with NPPES is in Knoxville, TN. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Carren Mills Speech-Language Pathologist · Knoxville, TN NPI 1588603757 Ellen Hamby Speech-Language Pathologist · Knoxville, TN NPI 1134374168 Lauren Broyles Speech-Language Pathologist · Knoxville, TN NPI 1407167752 Laura Genet Speech-Language Pathologist · Knoxville, TN NPI 1023388782 Emma Nower Speech-Language Pathologist · Knoxville, TN NPI 1114276243 Jestina Bunch Speech-Language Pathologist · Knoxville, TN NPI 1306213566 Karen Martin Speech-Language Pathologist · Knoxville, TN NPI 1154860211
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-08-05.