Thornhill Counseling
NPI 1548034366 · Professional Counselor · Park Ridge, IL
Thornhill Counseling is a Professional Counselor organization in Park Ridge, IL (NPI 1548034366).
Provider details
- NPI number
- 1548034366
- Entity type
- Organization
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Gillian Thornhill, Therapist/Owner(847) 894-6442
Specialties & taxonomies
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
- 2023-11-13
- Last updated
- 2024-02-20
- Certified
- 2023-11-20
Frequently asked questions
- What is Thornhill Counseling's NPI number?
- Thornhill Counseling's National Provider Identifier (NPI) is 1548034366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thornhill Counseling?
- Thornhill Counseling is classified in the NPPES registry as Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Thornhill Counseling located?
- Thornhill Counseling's practice location on file with NPPES is 422 N Northwest Hwy Ste B4, Park Ridge, IL 60068-3272.
- What is Thornhill Counseling's phone number?
- The practice phone number listed in the NPPES registry for Thornhill Counseling is (847) 894-6442.
- Who is the authorized official for Thornhill Counseling?
- The authorized official listed on Thornhill Counseling's NPPES record is Gillian Thornhill, Therapist/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thornhill Counseling's NPI active?
- Yes — Thornhill Counseling's NPI (1548034366) is active in the NPPES registry as of the last update on 2024-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.