Megan Williams, LCSW
NPI 1386031128 · Social Worker · Crystal Lake, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Megan Williams, LCSW is a Social Worker provider in Crystal Lake, IL (NPI 1386031128).
Provider details
- NPI number
- 1386031128
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 149022746 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 4100 Veterans PkwyMchenry, IL 60050-8350Phone: (815) 344-1230
Registry dates
- Enumerated
- 2015-04-20
- Last updated
- 2025-03-09
- Certified
- 2025-03-09
Frequently asked questions
- What is Megan Williams's NPI number?
- Megan Williams's National Provider Identifier (NPI) is 1386031128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Megan Williams's specialty?
- Megan Williams is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Megan Williams located?
- Megan Williams's practice location on file with NPPES is 333 Commerce Dr Ste 600, Crystal Lake, IL 60014-3598.
- What is Megan Williams's phone number?
- The practice phone number listed in the NPPES registry for Megan Williams is (779) 356-4095.
- Does Megan Williams accept Medicare?
- Megan Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Megan Williams's NPI active?
- Yes — Megan Williams's NPI (1386031128) is active in the NPPES registry as of the last update on 2025-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.