Mark Duncan
NPI 1811883069 · Physical Therapist · Jacksonville, FL
Mark Duncan is a Physical Therapist provider in Jacksonville, FL (NPI 1811883069).
Provider details
- NPI number
- 1811883069
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PT43208 (FL)
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
1 yr 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
- 2025-06-16
- Last updated
- 2025-08-14
- Certified
- 2025-08-14
Frequently asked questions
- What is Mark Duncan's NPI number?
- Mark Duncan's National Provider Identifier (NPI) is 1811883069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Duncan's specialty?
- Mark Duncan is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Duncan located?
- Mark Duncan's practice location on file with NPPES is 13595 Atlantic Blvd, Jacksonville, FL 32225-3256.
- What is Mark Duncan's phone number?
- The practice phone number listed in the NPPES registry for Mark Duncan is (904) 221-4046.
- Is Mark Duncan's NPI active?
- Yes — Mark Duncan's NPI (1811883069) is active in the NPPES registry as of the last update on 2025-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.