Leah Clark, ED.S, BCBA
NPI 1578981403 · Behavior Analyst · Sioux City, IA
Leah Clark, ED.S, BCBA is a Behavior Analyst provider in Sioux City, IA (NPI 1578981403).
Provider details
- NPI number
- 1578981403
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- ED.S, BCBA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 105829 (IA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
12 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
- 2014-03-28
- Last updated
- 2026-02-27
- Certified
- 2026-02-27
Frequently asked questions
- What is Leah Clark's NPI number?
- Leah Clark's National Provider Identifier (NPI) is 1578981403, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Clark's specialty?
- Leah Clark is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Leah Clark located?
- Leah Clark's practice location on file with NPPES is 1019 Jones St, Sioux City, IA 51105-1751.
- What is Leah Clark's phone number?
- The practice phone number listed in the NPPES registry for Leah Clark is (712) 746-7447.
- Is Leah Clark's NPI active?
- Yes — Leah Clark's NPI (1578981403) is active in the NPPES registry as of the last update on 2026-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.