Gretrell Marshall
NPI 1992143317 · Developmental Therapist · Jacksonville, FL
Gretrell Marshall is a Developmental Therapist provider in Jacksonville, FL (NPI 1992143317).
Provider details
- NPI number
- 1992143317
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- 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
13 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
- 2013-06-07
- Last updated
- 2013-06-07
Frequently asked questions
- What is Gretrell Marshall's NPI number?
- Gretrell Marshall's National Provider Identifier (NPI) is 1992143317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretrell Marshall's specialty?
- Gretrell Marshall is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gretrell Marshall located?
- Gretrell Marshall's practice location on file with NPPES is 12276 San Jose Blvd Ste 507, Jacksonville, FL 32223-8618.
- What is Gretrell Marshall's phone number?
- The practice phone number listed in the NPPES registry for Gretrell Marshall is (904) 288-8910.
- Is Gretrell Marshall's NPI active?
- Yes — Gretrell Marshall's NPI (1992143317) is active in the NPPES registry as of the last update on 2013-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.