Mary Cornelius, SLP
NPI 1558426940 · Speech-Language Pathologist · Batavia, IL
Mary Cornelius, SLP is a Speech-Language Pathologist provider in Batavia, IL (NPI 1558426940).
Provider details
- NPI number
- 1558426940
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- No
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
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2006-12-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Cornelius's NPI number?
- Mary Cornelius's National Provider Identifier (NPI) is 1558426940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Cornelius's specialty?
- Mary Cornelius is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mary Cornelius located?
- Mary Cornelius's practice location on file with NPPES is 1049 East Wilson Street, Batavia, IL 60510.
- What is Mary Cornelius's phone number?
- The practice phone number listed in the NPPES registry for Mary Cornelius is (630) 761-0900.
- Is Mary Cornelius's NPI active?
- Yes — Mary Cornelius's NPI (1558426940) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.