Mark Clark, PT
NPI 1861654873 · Physical Therapist · Simpsonville, SC
Mark Clark, PT is a Physical Therapist provider in Simpsonville, SC (NPI 1861654873).
Provider details
- NPI number
- 1861654873
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- No
- License
- 4448 (SC)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
17 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
- 2008-06-30
- Last updated
- 2015-11-05
Frequently asked questions
- What is Mark Clark's NPI number?
- Mark Clark's National Provider Identifier (NPI) is 1861654873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Clark's specialty?
- Mark Clark is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Clark located?
- Mark Clark's practice location on file with NPPES is 727 Se Main St, Simpsonville, SC 29681-3247.
- What is Mark Clark's phone number?
- The practice phone number listed in the NPPES registry for Mark Clark is (864) 454-6670.
- Is Mark Clark's NPI active?
- Yes — Mark Clark's NPI (1861654873) is active in the NPPES registry as of the last update on 2015-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.