Darrell Simmermaker, MS, PTA
NPI 1639447295 · Physical Therapy Assistant · Springfield, IL
Darrell Simmermaker, MS, PTA is a Physical Therapy Assistant provider in Springfield, IL (NPI 1639447295).
Provider details
- NPI number
- 1639447295
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS, PTA
- Sex
- Male
- Sole proprietor
- No
- License
- 160.005767 (IL)
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
14 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
- 2011-12-09
- Last updated
- 2011-12-09
Frequently asked questions
- What is Darrell Simmermaker's NPI number?
- Darrell Simmermaker's National Provider Identifier (NPI) is 1639447295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darrell Simmermaker's specialty?
- Darrell Simmermaker is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Darrell Simmermaker located?
- Darrell Simmermaker's practice location on file with NPPES is 2921 Greenbriar Dr, Springfield, IL 62704-6421.
- What is Darrell Simmermaker's phone number?
- The practice phone number listed in the NPPES registry for Darrell Simmermaker is (217) 546-3301.
- Is Darrell Simmermaker's NPI active?
- Yes — Darrell Simmermaker's NPI (1639447295) is active in the NPPES registry as of the last update on 2011-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.