Erica Williams, OTR/L
NPI 1821134065 · Occupational Therapist · Libertyville, IL
Erica Williams, OTR/L is a Occupational Therapist provider in Libertyville, IL (NPI 1821134065).
Provider details
- NPI number
- 1821134065
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- 056008814 (IL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative 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
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
- 2007-01-29
- Last updated
- 2009-11-25
Frequently asked questions
- What is Erica Williams's NPI number?
- Erica Williams's National Provider Identifier (NPI) is 1821134065, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erica Williams's specialty?
- Erica Williams is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Erica Williams located?
- Erica Williams's practice location on file with NPPES is 1800 Hollister Dr, Libertyville, IL 60048-5263.
- What is Erica Williams's phone number?
- The practice phone number listed in the NPPES registry for Erica Williams is (847) 918-7947.
- Is Erica Williams's NPI active?
- Yes — Erica Williams's NPI (1821134065) is active in the NPPES registry as of the last update on 2009-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.