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

Sarah O'Loughlin, MD

Individual provider Pediatrics Physician · NPI 1780865444

Sarah O'Loughlin, MD is a Pediatrics Physician in Costa Mesa, California. Licensed in California. Registered with an NPI since 2007.

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

1190 Baker St 100
Costa Mesa, CA 92626-4108
Phone: (714) 668-2540
Fax: (714) 668-2510
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A92397 (CA)

Record details

NPI number1780865444
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 21, 2007
Last updated in NPPESNovember 9, 2021
Certification dateNovember 9, 2021

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