Physician Profile
No biography has been added yet. Is this you? Claim this profile to add one.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
2653 ELM AVE STE 200
Long Beach, CA 90806
1000 W. Carson St., Box 17
Torrance, CA 90509
Maritza E. Ruiz is a pediatric hematology in Long Beach, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatric Hematology-Oncology”.
NPI registry
Maritza E. Ruiz is listed at 2653 Elm Ave Ste 200, Long Beach, CA 90806. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (562) 728-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Maritza E. Ruiz's National Provider Identifier is 1275725061. 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
Maritza E. Ruiz has 19+ years experience. Registered with an NPI since 2007. 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 Maritza E. Ruiz. 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.