Louisa Marshall, SLP
Speech-Language Pathologist · San Antonio, TX
Louisa Marshall, SLP is a speech-language pathologist with a practice address in San Antonio, Texas, and NPI 1306031307, issued on Sep 12, 2007. Check the license (Texas 16966, as entered in NPPES) with the Texas board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Louisa Marshall
- Credential
- SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 16966 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4242 Woodcock Dr Ste 101, San Antonio, TX 78228
- Phone
- (210) 435-1000
- Enumerated
- Sep 12, 2007
- Record last updated
- Apr 13, 2023
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 17,062 in Texas → Look up another NPI →
Verify Louisa Marshall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 16966Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Louisa Marshall among 17,062 speech-language pathologist records in Texas
Louisa Marshall, SLP is one of 17,062 speech-language pathologist records with a practice address in Texas. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 4% of them.
- NPI issued2007 · 4% of these records are older, 89% newer
- In a Medicare fileNo · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2023 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,190 speech-language pathologist records list a practice address in San Antonio
They are 1,190 of the 37,749 NPPES records with a practice address in San Antonio, and 17,062 speech-language pathologist records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,062 in Texas → Every provider in San Antonio → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Julia Garza, M.A., TEA CERTIFIEDSan Antonio, TX 782281730807744
- Theresa Guerrero, CCC-SLPSan Antonio, TX 782281770946717
- Jeannette Montoya, M.A. CCC-SLPSan Antonio, TX 782281285126623
- Sara PickleSan Antonio, TX 782281063844330
- Laura SanchezSan Antonio, TX 782281841564580
- Crystal Cantu, M.S., CCC-SLPSan Antonio, TX 782271578131264
- Paige CavenderSan Antonio, TX 782271124416656
- Gerardo Gutierrez, MA, CCC-SLPSan Antonio, TX 782291366459653
Common questions
What is Louisa Marshall, SLP's NPI number?
Louisa Marshall, SLP's National Provider Identifier (NPI) is 1306031307, issued on Sep 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Louisa Marshall, SLP located?
The NPPES record lists a practice address at 4242 Woodcock Dr Ste 101, San Antonio, TX, 78228. Phone: (210) 435-1000. Providers update this record themselves, so call before visiting.
How can I verify Louisa Marshall, SLP's license?
NPPES lists Texas license number 16966, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.