Marissa Williamson
NPI 1033080320 · Physical Therapist · Jacksonville, FL
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Williamson is a Physical Therapist provider in Jacksonville, FL (NPI 1033080320).
Provider details
- NPI number
- 1033080320
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sole proprietor
- No
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
Under 1 yr in 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
- 2025-09-17
- Last updated
- 2025-09-17
- Certified
- 2025-09-17
Frequently asked questions
- What is Marissa Williamson's NPI number?
- Marissa Williamson's National Provider Identifier (NPI) is 1033080320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Williamson's specialty?
- Marissa Williamson is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Williamson located?
- Marissa Williamson's practice location on file with NPPES is 1833 Boulevard, Jacksonville, FL 32206-4382.
- What is Marissa Williamson's phone number?
- The practice phone number listed in the NPPES registry for Marissa Williamson is (904) 244-3289.
- Does Marissa Williamson accept Medicare?
- Marissa Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Williamson's NPI active?
- Yes — Marissa Williamson's NPI (1033080320) is active in the NPPES registry as of the last update on 2025-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.