Gavin O'Neil, LISW, LCSW
NPI 1669152336 · Clinical Social Worker · Carthage, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gavin O'Neil, LISW, LCSW is a Clinical Social Worker provider in Carthage, IL (NPI 1669152336).
Provider details
- NPI number
- 1669152336
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW, LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 098983 (IA)
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
2 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
- 2023-07-19
- Last updated
- 2023-08-16
- Certified
- 2023-08-16
Frequently asked questions
- What is Gavin O'Neil's NPI number?
- Gavin O'Neil's National Provider Identifier (NPI) is 1669152336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gavin O'Neil's specialty?
- Gavin O'Neil is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gavin O'Neil located?
- Gavin O'Neil's practice location on file with NPPES is 1450 N County Road 2050 E, Carthage, IL 62321-3551.
- What is Gavin O'Neil's phone number?
- The practice phone number listed in the NPPES registry for Gavin O'Neil is (217) 357-2173.
- Does Gavin O'Neil accept Medicare?
- Gavin O'Neil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gavin O'Neil's NPI active?
- Yes — Gavin O'Neil's NPI (1669152336) is active in the NPPES registry as of the last update on 2023-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.