Provider Profile
Listed in the NPI registry as a marriage & family therapist, Sandra Fonseca practices in Ontario, CA. Sandra is also listed as specializing in community health worker.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
1011 N BEGONIA AVE STE 1009
Ontario, CA 91762
Sandra Fonseca is a marriage and family therapist in Ontario, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.
NPI registry
Sandra Fonseca is listed at 1011 N Begonia Ave Ste 1009, Ontario, CA 91762. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (800) 683-2945. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sandra Fonseca's National Provider Identifier is 1639469737. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Sandra Fonseca has 15+ years experience. Registered with an NPI since 2011. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Sandra Fonseca. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.