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Olga Marrero, R.N., IBCLC
NPI 1164746822 · Perinatal Registered Nurse · Chicago, IL
Olga Marrero, R.N., IBCLC is a Perinatal Registered Nurse provider in Chicago, IL (NPI 1164746822).
Provider details
- NPI number
- 1164746822
- Entity type
- Individual
- Primary specialty
- Perinatal Registered NurseNursing Service Providers
- Credential
- R.N., IBCLC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 041320946 (IL)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2233 W Division St
Chicago, IL 60622-8151
Phone: (312) 770-2883
Street-level locationGet directions
Mailing address
3700 W Hayford St
Chicago, IL 60652-1320
Registry dates
- Enumerated
- 2010-03-23
- Last updated
- 2010-03-23
Frequently asked questions
- What is Olga Marrero's NPI number?
- Olga Marrero's National Provider Identifier (NPI) is 1164746822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olga Marrero's specialty?
- Olga Marrero is listed in the NPPES registry with a primary specialty of Perinatal Registered Nurse (Nursing Service Providers).
- Where is Olga Marrero located?
- Olga Marrero's practice location on file with NPPES is 2233 W Division St, Chicago, IL 60622-8151.
- What is Olga Marrero's phone number?
- The practice phone number listed in the NPPES registry for Olga Marrero is (312) 770-2883.
- Is Olga Marrero's NPI active?
- Yes — Olga Marrero's NPI (1164746822) is active in the NPPES registry as of the last update on 2010-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.