William Maack, ATC, CSCS
NPI 1356316764 · Athletic Trainer · Little Rock, AR
William Maack, ATC, CSCS is a Athletic Trainer provider in Little Rock, AR (NPI 1356316764).
Provider details
- NPI number
- 1356316764
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- ATC, CSCS
- Sex
- Male
- Sole proprietor
- No
- License
- AT103 (AR)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-02-20
- Last updated
- 2022-07-21
Frequently asked questions
- What is William Maack's NPI number?
- William Maack's National Provider Identifier (NPI) is 1356316764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Maack's specialty?
- William Maack is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Maack located?
- William Maack's practice location on file with NPPES is 1 Cypress Cv, Little Rock, AR 72223.
- What is William Maack's phone number?
- The practice phone number listed in the NPPES registry for William Maack is (501) 351-7979.
- Is William Maack's NPI active?
- Yes — William Maack's NPI (1356316764) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.