Tiernan Counseling Services
NPI 1912755240 · Mental Health Counselor · Chicago, IL
Tiernan Counseling Services is a Mental Health Counselor organization in Chicago, IL (NPI 1912755240).
Provider details
- NPI number
- 1912755240
- Entity type
- Organization
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Andrew Tiernan, Counselor(715) 451-4376
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
Other names (DBA / former)
- Other name
- Andrew W. Tiernan
Registry dates
- Enumerated
- 2024-05-10
- Last updated
- 2024-05-10
- Certified
- 2024-05-10
Frequently asked questions
- What is Tiernan Counseling Services's NPI number?
- Tiernan Counseling Services's National Provider Identifier (NPI) is 1912755240, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tiernan Counseling Services?
- Tiernan Counseling Services is classified in the NPPES registry as Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Tiernan Counseling Services located?
- Tiernan Counseling Services's practice location on file with NPPES is 661 W Lake St Ste 2s, Chicago, IL 60661-1034.
- What is Tiernan Counseling Services's phone number?
- The practice phone number listed in the NPPES registry for Tiernan Counseling Services is (715) 451-4376.
- Who is the authorized official for Tiernan Counseling Services?
- The authorized official listed on Tiernan Counseling Services's NPPES record is Andrew Tiernan, Counselor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tiernan Counseling Services's NPI active?
- Yes — Tiernan Counseling Services's NPI (1912755240) is active in the NPPES registry as of the last update on 2024-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.