Gregory Obrien
NPI 1114793627 · Mental Health Counselor · Frankfort, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Obrien is a Mental Health Counselor provider in Frankfort, IL (NPI 1114793627).
Provider details
- NPI number
- 1114793627
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
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
83% 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
- 2023-11-27
- Last updated
- 2023-11-27
- Certified
- 2023-11-27
Frequently asked questions
- What is Gregory Obrien's NPI number?
- Gregory Obrien's National Provider Identifier (NPI) is 1114793627, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Obrien's specialty?
- Gregory Obrien is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Gregory Obrien located?
- Gregory Obrien's practice location on file with NPPES is 10221 W Lincoln Hwy, Frankfort, IL 60423-1279.
- What is Gregory Obrien's phone number?
- The practice phone number listed in the NPPES registry for Gregory Obrien is (815) 806-7560.
- Does Gregory Obrien accept Medicare?
- Gregory Obrien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Obrien's NPI active?
- Yes — Gregory Obrien's NPI (1114793627) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.