Marissa Holloway, MAT, ATC
NPI 1285494062 · Athletic Trainer · Los Angeles, CA
Marissa Holloway, MAT, ATC is a Athletic Trainer provider in Los Angeles, CA (NPI 1285494062).
Provider details
- NPI number
- 1285494062
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MAT, ATC
- Sex
- Female
- Sole proprietor
- No
- License
- 2255A2300X
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
2 yrs 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
- 2024-03-20
- Last updated
- 2025-09-07
- Certified
- 2025-09-07
Frequently asked questions
- What is Marissa Holloway's NPI number?
- Marissa Holloway's National Provider Identifier (NPI) is 1285494062, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Holloway's specialty?
- Marissa Holloway is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Holloway located?
- Marissa Holloway's practice location on file with NPPES is 1500 San Pablo St, Los Angeles, CA 90033-5313.
- What is Marissa Holloway's phone number?
- The practice phone number listed in the NPPES registry for Marissa Holloway is (800) 872-2273.
- Is Marissa Holloway's NPI active?
- Yes — Marissa Holloway's NPI (1285494062) is active in the NPPES registry as of the last update on 2025-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.