Carroll Institute
NPI 1255868220 · Mental Health Counselor · Sioux Falls, SD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carroll Institute is a Mental Health Counselor organization in Sioux Falls, SD (NPI 1255868220).
Provider details
- NPI number
- 1255868220
- Entity type
- Organization
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Alex Leighton, Office Manager(605) 271-3441
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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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)
- Doing business as
- Carroll Counseling Services
Additional practice locations (1)
- 5201 S Western Ave Ste 104Sioux Falls, SD 57108-5040Phone: (605) 777-0588
Registry dates
- Enumerated
- 2017-05-22
- Last updated
- 2021-08-09
- Certified
- 2021-08-09
Frequently asked questions
- What is Carroll Institute's NPI number?
- Carroll Institute's National Provider Identifier (NPI) is 1255868220, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Carroll Institute?
- Carroll Institute is classified in the NPPES registry as Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Carroll Institute located?
- Carroll Institute's practice location on file with NPPES is 5625 S Southeastern Ave, Sioux Falls, SD 57108-8600.
- What is Carroll Institute's phone number?
- The practice phone number listed in the NPPES registry for Carroll Institute is (605) 271-3441.
- Does Carroll Institute accept Medicare?
- Carroll Institute is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Carroll Institute?
- The authorized official listed on Carroll Institute's NPPES record is Alex Leighton, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Carroll Institute's NPI active?
- Yes — Carroll Institute's NPI (1255868220) is active in the NPPES registry as of the last update on 2021-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.