Tammy Thornhill, SLPA
Speech-Language Assistant · Phoenix, AZ
Tammy Thornhill, SLPA is a speech-language assistant with a practice address in Phoenix, Arizona, and NPI 1497187033, issued on Aug 6, 2013. Check the license (Arizona SLPA8240, as entered in NPPES) with the Arizona board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Tammy Thornhill
- Credential
- SLPA
- Primary taxonomy
- Speech-Language Assistant 2355S0801X
- License number
- SLPA8240 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 4045 E Union Hills Dr, Phoenix, AZ 85050
- Phone
- (602) 485-4444
- Enumerated
- Aug 6, 2013
- Entity
- Type 1 · individual
Also registered at 4045 E Union Hills Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicole Brdar, MS OTR/LPediatric Occupational Therapist1932570835
- Constance Eggert, OTROccupational Therapist1235849928
- Kamran Farahani, D.P.M.Podiatrist1235425687
- Ellyn JonesOccupational Therapist1700190873
- Cindy Schneider, MDPediatric Nutrition Registered Dietitian1205194784
- Danette Sillaman, COTA/LOccupational Therapy Assistant1578202529
Verify Tammy Thornhill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license SLPA8240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
547 speech-language assistant records list a Phoenix practice address
They are 547 of the 31,399 NPPES records with a Phoenix practice address, and 2,432 speech-language assistant records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 547 in Phoenix → All 2,432 in Arizona → Every provider in Phoenix →
Other speech-language assistant records in Arizona
- Jessica AbrilGlendale, AZ1144780057
- Randa AbushanabGlendale, AZ1497630727
- Amanda Acevedo, SLP-AFountain Hills, AZ1851596977
- Luzmaria Acevedo-Banuelos, SLPAGlendale, AZ1336631852
- Marilyn AcevesPhoenix, AZ1700549979
- Nadia Aceves PadillaYuma, AZ1467302190
- Ana AcostaLitchfield Park, AZ1285521336
- Cheyenne AcostaMesa, AZ1932661543
- Jo-Ali Acosta, SLPAGlendale, AZ1861107856
- Jordyn AdamczykPhoenix, AZ1164356697
Common questions
What is Tammy Thornhill, SLPA's NPI number?
Tammy Thornhill, SLPA's National Provider Identifier (NPI) is 1497187033, issued on Aug 6, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Tammy Thornhill, SLPA located?
The NPPES record lists a practice address at 4045 E Union Hills Dr, Phoenix, AZ, 85050. Phone: (602) 485-4444. Providers update this record themselves, so call before visiting.
How can I verify Tammy Thornhill, SLPA's license?
NPPES lists Arizona license number SLPA8240, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.