1. Home
  2. Directory
  3. Missouri
  4. O Fallon
  5. Speech Language Pathologist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MALLORY SUMMERS
NPI 1255059317
Speech-Language Pathologist in O Fallon, MO

Active since August 16, 2022
1251 TURTLE CREEK DR, O FALLON, MO 63366(636) 379-0300 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 15, 2026, Aug 16, 2022 (2 updates tracked since 2022).

About Mallory Summers NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MALLORY SUMMERS (NPI 1255059317) is an individual speech-language pathologist provider in O Fallon, Missouri and active in the NPI registry since August 2022.

NPPES Registry Identity

NPI1255059317
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMALLORY SUMMERS
Location Address1251 TURTLE CREEK DRO Fallon, MO 63366-5948
Mailing Address5009 Bellarina DrSaint Louis, MO 63129-1508 · (314) 401-7930
Phone(636) 379-0300
Sole ProprietorYes
Enumeration DateAugust 16, 2022
Last NPPES UpdateJuly 15, 20262 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1255059317 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
1251 TURTLE CREEK DR, O Fallon, MO 63366
Open in Google Maps ↗

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MICHELLE SWINGLER
Speech-Language Pathologist
1251 TURTLE CREEK DR
O FALLON, MO 63366
St. Charles County (636) 379-0300
MRS. JENNIFER RAISBECK ATC, LAT
Specialist/Technologist (Athletic Trainer)
1251 TURTLE CREEK DR
O FALLON, MO 63366
St. Charles County (314) 494-4320

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mallory Summers's NPI number?

The NPI number for Mallory Summers is 1255059317. It was assigned to this individual provider in the NPPES registry on August 16, 2022.

Where is Mallory Summers located?

Mallory Summers practices at 1251 Turtle Creek Dr, O Fallon, MO 63366. The listed phone number is (636) 379-0300.

What is Mallory Summers's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Mallory Summers was last updated on July 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.