Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Katrina Celine O'Halloran, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1538546528

Dr. Katrina Celine O'Halloran, MD is a Student in an Organized Health Care Education/Training Program in Los Angeles, California. Licensed in California. Registered with an NPI since 2015.

Licensed in
CA
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Los Angeles, CA

No coordinates on file. Search this address in Google Maps

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence A153615 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1538546528
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 29, 2015
Last updated in NPPESMarch 7, 2022
Certification dateMarch 7, 2022

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