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Search › California › 373H00000X

Marissa O'Neill

NPI 1255056651 · on the registry since 2022 · sole proprietor

Practice

Address
2311 Loveridge Rd
Pittsburg, CA 94565
Phone
(925) 431-2632
Organisation at this address
Contra Costa County
Contra Costa County
Contra Costa County
Contra Costa County
Contra Costa County
Inferred from a shared address, not stated in the registry.
Clinicians at this address
85

Registry record

Primary taxonomy
373H00000X
373H00000X
Sex
Female
Record last updated
2025-07-17

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California