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

Olga I Marrero, RN, IBCLC

Individual provider Perinatal Registered Nurse · NPI 1164746822

Olga I Marrero, RN, IBCLC is a Perinatal Registered Nurse in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2010
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

2233 W Division St
Chicago, IL 60622-8151
Phone: (312) 770-2883
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Perinatal Registered Nurse (primary) Taxonomy 163WP1700X · Licence 041320946 (IL)

Record details

NPI number1164746822
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , IBCLC
Sole proprietorYes
NPI enumeratedMarch 23, 2010
Last updated in NPPESMarch 23, 2010

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