IndividualActive
Marissa Gilliam
NPI 1619862513 · Behavior Technician · Port Orange, FL
Marissa Gilliam is a Behavior Technician provider in Port Orange, FL (NPI 1619862513).
Provider details
- NPI number
- 1619862513
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(48/100 index)
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
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
823 Dunlawton Ave
Port Orange, FL 32127-4220
Phone: (877) 823-4283
Street-level locationGet directions
Mailing address
745 Orienta Ave Ste 1011
Altamonte Springs, FL 32701-5675
Registry dates
- Enumerated
- 2025-06-11
- Last updated
- 2025-06-11
- Certified
- 2025-06-11
Frequently asked questions
- What is Marissa Gilliam's NPI number?
- Marissa Gilliam's National Provider Identifier (NPI) is 1619862513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Gilliam's specialty?
- Marissa Gilliam is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Marissa Gilliam located?
- Marissa Gilliam's practice location on file with NPPES is 823 Dunlawton Ave, Port Orange, FL 32127-4220.
- What is Marissa Gilliam's phone number?
- The practice phone number listed in the NPPES registry for Marissa Gilliam is (877) 823-4283.
- Is Marissa Gilliam's NPI active?
- Yes — Marissa Gilliam's NPI (1619862513) is active in the NPPES registry as of the last update on 2025-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.