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

Elaine O'Neill, RN, BSN, IBCLC

Individual provider Lactation Consultant (Registered Nurse) · NPI 1831557073

Elaine O'Neill, RN, BSN, IBCLC is a Lactation Consultant (Registered Nurse) in Sunnyvale, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2016
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
BSN — Bachelor of Science in Nursing
A four-year nursing degree.

See every abbreviation used in this directory →

Practice location Address checks out

876 Nantucket Ct
Sunnyvale, CA 94087-1744
Phone: (408) 497-2057
Show map & directions

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

Specialties & licences

Lactation Consultant (Registered Nurse) (primary) Taxonomy 163WL0100X · Licence L-30267 (CA)

Record details

NPI number1831557073
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , BSN , IBCLC
Sole proprietorYes
NPI enumeratedFebruary 2, 2016
Last updated in NPPESFebruary 2, 2016