Mary Marshall
NPI 1457674673 · Developmental Therapist · Saint Johns, FL
Mary Marshall is a Developmental Therapist provider in Saint Johns, FL (NPI 1457674673).
Provider details
- NPI number
- 1457674673
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- 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
16 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
- 2010-03-02
- Last updated
- 2010-03-02
Frequently asked questions
- What is Mary Marshall's NPI number?
- Mary Marshall's National Provider Identifier (NPI) is 1457674673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Marshall's specialty?
- Mary Marshall is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Marshall located?
- Mary Marshall's practice location on file with NPPES is 318 Cherry Way, Saint Johns, FL 32259-7003.
- What is Mary Marshall's phone number?
- The practice phone number listed in the NPPES registry for Mary Marshall is (904) 683-6494.
- Is Mary Marshall's NPI active?
- Yes — Mary Marshall's NPI (1457674673) is active in the NPPES registry as of the last update on 2010-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.