Cornerstone Counseling, P.C.
NPI 1609970763 · Professional Counselor · Maryville, IL
Cornerstone Counseling, P.C. is a Professional Counselor organization in Maryville, IL (NPI 1609970763).
Provider details
- NPI number
- 1609970763
- Entity type
- Organization
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Tiffany Marsh, Owner/Mental Health Therapist(618) 288-8787
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
19 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
- 2006-09-11
- Last updated
- 2023-09-06
Frequently asked questions
- What is Cornerstone Counseling, P.C.'s NPI number?
- Cornerstone Counseling, P.C.'s National Provider Identifier (NPI) is 1609970763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cornerstone Counseling, P.C.?
- Cornerstone Counseling, P.C. is classified in the NPPES registry as Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Cornerstone Counseling, P.C. located?
- Cornerstone Counseling, P.C.'s practice location on file with NPPES is 20 a Professional Park Drive, Maryville, IL 62062.
- What is Cornerstone Counseling, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Cornerstone Counseling, P.C. is (618) 288-8787.
- Who is the authorized official for Cornerstone Counseling, P.C.?
- The authorized official listed on Cornerstone Counseling, P.C.'s NPPES record is Tiffany Marsh, Owner/Mental Health Therapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cornerstone Counseling, P.C.'s NPI active?
- Yes — Cornerstone Counseling, P.C.'s NPI (1609970763) is active in the NPPES registry as of the last update on 2023-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.