William Siemer
NPI 1497259402 · Athletic Trainer · Liberty Twp, OH
William Siemer is a Athletic Trainer provider in Liberty Twp, OH (NPI 1497259402).
Provider details
- NPI number
- 1497259402
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
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
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2018-03-23
- Last updated
- 2018-03-23
Frequently asked questions
- What is William Siemer's NPI number?
- William Siemer's National Provider Identifier (NPI) is 1497259402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Siemer's specialty?
- William Siemer is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Siemer located?
- William Siemer's practice location on file with NPPES is 5617 Hamilton Trl, Liberty Twp, OH 45011-1242.
- What is William Siemer's phone number?
- The practice phone number listed in the NPPES registry for William Siemer is (513) 755-9574.
- Is William Siemer's NPI active?
- Yes — William Siemer's NPI (1497259402) is active in the NPPES registry as of the last update on 2018-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.