Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Marissa Rose O'Neill

Individual provider Day Training/Habilitation Specialist · NPI 1255056651

Marissa Rose O'Neill is a Day Training/Habilitation Specialist in Pittsburg, California. Practices as a sole proprietor. Registered with an NPI since 2022.

In the registry since
2022

Practice location Address checks out

2311 Loveridge Rd
Pittsburg, CA 94565-5117
Phone: (925) 431-2632
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Day Training/Habilitation Specialist (primary) Taxonomy 373H00000X

Record details

NPI number1255056651
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 7, 2022
Last updated in NPPESJuly 17, 2025
Certification dateJune 18, 2025

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