NPPES file of Aug 9, 2026

Speech-Language Pathologist in Missouri

5,054 NPPES records list speech-language pathologist with a practice address in Missouri, 82 per 100,000 residents, the 8th highest rate of 51. Saint Louis and Kansas City have the most; each record links to the provider's NPI and the Missouri license search. Page 102 of 102.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 235Z00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Saint Louis has the most, 1,083

  1. Saint Louis1,083
  2. Kansas City355
  3. Springfield223
  4. Columbia143
  5. O Fallon119

Speech-Language Pathologist records in Missouri

  1. Brooke ZollerEllisville, MO 630111396112769
  2. Ashleigh ZumwaltLake St Louis, MO 633671689956161
  3. Mary Zwart, M.A., CF-SLPSaint Peters, MO 633761083751218
  4. Ashely ZweifelExcelsior Springs, MO 640241386861805

Source: CMS NPPES, primary taxonomy 235Z00000X: records by practice city and the list of records, file of Aug 9, 2026.

Missouri ranks 8 of 51 per resident

  1. District of Columbia94
  2. Nebraska93
  3. Maine84
  4. Missouri82
  5. Illinois81
  6. New Hampshire79
  7. 50 states and D.C.59

Source: CMS NPPES, primary taxonomy 235Z00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

2.6% of these records appear in a Medicare file, against 3.0% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Missouri2.6%
  2. United States3.0%

Speech-Language Pathologist records in Missouri, measured

  • In a Medicare file133 of 5,054 · 2.6% here, 3.0% nationally
  • In the CMS Doctors and Clinicians file170 · 3.4% here, 4.2% nationally
  • Not updated in five years or more3,633 · 71.9% here, 62.5% nationally
  • Median graduation year2016 · the 170 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 235Z00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

5,054 NPPES records list speech-language pathologist (235Z00000X) as their primary taxonomy with a practice address in Missouri: 82 per 100,000 residents against 59 nationally (50 states and D.C.). Saint Louis has 1,083 of them (21%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Virginia4,939
  2. New Jersey4,915
  3. Georgia4,744
  4. Arizona4,510

States with a similar rate per 100,000

  1. Illinois81.5
  2. Maine83.7
  3. New Hampshire79.2
  4. West Virginia78.4

The largest states

  1. New York24,851
  2. Texas17,062
  3. California13,141
  4. Florida11,495
  5. Illinois10,224

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.