Margret Schierberl, MA, CCC-SLP/L
NPI 1124559125 · Speech-Language Pathologist · O Fallon, IL
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margret Schierberl, MA, CCC-SLP/L is a Speech-Language Pathologist provider in O Fallon, IL (NPI 1124559125).
Provider details
- NPI number
- 1124559125
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MA, CCC-SLP/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 146.013569 (IL)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-22
- Last updated
- 2017-03-22
Frequently asked questions
- What is Margret Schierberl's NPI number?
- Margret Schierberl's National Provider Identifier (NPI) is 1124559125, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margret Schierberl's specialty?
- Margret Schierberl is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Margret Schierberl located?
- Margret Schierberl's practice location on file with NPPES is 634 N Main St Ste 3, O Fallon, IL 62269-3746.
- What is Margret Schierberl's phone number?
- The practice phone number listed in the NPPES registry for Margret Schierberl is (618) 632-4222.
- Does Margret Schierberl accept Medicare?
- Margret Schierberl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margret Schierberl's NPI active?
- Yes — Margret Schierberl's NPI (1124559125) is active in the NPPES registry as of the last update on 2017-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.