Dianna Koesterer
NPI 1689472748 · Speech-Language Pathologist · Fairview Heights, IL
Dianna Koesterer is a Speech-Language Pathologist provider in Fairview Heights, IL (NPI 1689472748).
Provider details
- NPI number
- 1689472748
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 146016920 (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
1 yr 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
- 2025-03-05
- Last updated
- 2025-03-05
- Certified
- 2025-03-05
Frequently asked questions
- What is Dianna Koesterer's NPI number?
- Dianna Koesterer's National Provider Identifier (NPI) is 1689472748, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dianna Koesterer's specialty?
- Dianna Koesterer is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Dianna Koesterer located?
- Dianna Koesterer's practice location on file with NPPES is 400 Ashland Ave, Fairview Heights, IL 62208-2802.
- What is Dianna Koesterer's phone number?
- The practice phone number listed in the NPPES registry for Dianna Koesterer is (618) 233-7588.
- Is Dianna Koesterer's NPI active?
- Yes — Dianna Koesterer's NPI (1689472748) is active in the NPPES registry as of the last update on 2025-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.