Alison Wissen, MS, CF-SLP/L
NPI 1598936999 · Speech-Language Pathologist · Pontiac, IL
Alison Wissen, MS, CF-SLP/L is a Speech-Language Pathologist provider in Pontiac, IL (NPI 1598936999).
Provider details
- NPI number
- 1598936999
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS, CF-SLP/L
- 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
18 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
- 2008-03-13
- Last updated
- 2008-03-13
Frequently asked questions
- What is Alison Wissen's NPI number?
- Alison Wissen's National Provider Identifier (NPI) is 1598936999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alison Wissen's specialty?
- Alison Wissen is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Alison Wissen located?
- Alison Wissen's practice location on file with NPPES is 2500 W Reynolds St, Pontiac, IL 61764-9774.
- What is Alison Wissen's phone number?
- The practice phone number listed in the NPPES registry for Alison Wissen is (815) 842-4591.
- Is Alison Wissen's NPI active?
- Yes — Alison Wissen's NPI (1598936999) is active in the NPPES registry as of the last update on 2008-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.