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

Dr. Maritza Elena Ruiz, MD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1275725061

Dr. Maritza Elena Ruiz, MD is a Pediatric Hematology & Oncology Physician in Long Beach, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2653 Elm Ave Ste 200
Long Beach, CA 90806-1652
Phone: (562) 728-5000
Fax: (562) 933-1815
Show map & directions

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

Additional practice locations (1)

  • 1000 W. Carson St., Box 17, Torrance, CA 90509 — (310) 222-2343

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence A107484 (CA)

Record details

NPI number1275725061
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 15, 2007
Last updated in NPPESJuly 21, 2022

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