Sandra Williams, RN, BSN, HIS
NPI 1033699111 · Hearing Instrument Specialist · Mattoon, IL
Sandra Williams, RN, BSN, HIS is a Hearing Instrument Specialist provider in Mattoon, IL (NPI 1033699111).
Provider details
- NPI number
- 1033699111
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- RN, BSN, HIS
- Sex
- Female
- Sole proprietor
- No
- License
- 3283 (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
7 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
- 2018-08-17
- Last updated
- 2018-08-17
Frequently asked questions
- What is Sandra Williams's NPI number?
- Sandra Williams's National Provider Identifier (NPI) is 1033699111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Williams's specialty?
- Sandra Williams is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Sandra Williams located?
- Sandra Williams's practice location on file with NPPES is 1300 Broadway Ave, Mattoon, IL 61938-4012.
- What is Sandra Williams's phone number?
- The practice phone number listed in the NPPES registry for Sandra Williams is (217) 246-1118.
- Is Sandra Williams's NPI active?
- Yes — Sandra Williams's NPI (1033699111) is active in the NPPES registry as of the last update on 2018-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.