Margaret Harper
NPI 1942145909 · Speech-Language Pathologist · St Charles, IL
Margaret Harper is a Speech-Language Pathologist provider in St Charles, IL (NPI 1942145909).
Provider details
- NPI number
- 1942145909
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 146.018806 (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
Under 1 yr in 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
- 2026-04-23
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Margaret Harper's NPI number?
- Margaret Harper's National Provider Identifier (NPI) is 1942145909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Harper's specialty?
- Margaret Harper is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Margaret Harper located?
- Margaret Harper's practice location on file with NPPES is 3815 E Main St Ste B, St Charles, IL 60174-2488.
- What is Margaret Harper's phone number?
- The practice phone number listed in the NPPES registry for Margaret Harper is (630) 584-7530.
- Is Margaret Harper's NPI active?
- Yes — Margaret Harper's NPI (1942145909) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.