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

Claudia F Castellanos, RN

Individual provider Addiction (Substance Use Disorder) Registered Nurse · NPI 1538702949

Claudia F Castellanos, RN is an Addiction (Substance Use Disorder) Registered Nurse in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2019.

Licensed in
IL
In the registry since
2019
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

140 N Ashland Ave
Chicago, IL 60607-1802
Phone: (312) 850-0050
Fax: (312) 850-9095
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Registered Nurse (primary) Taxonomy 163WA0400X · Licence 041284176 (IL)

Record details

NPI number1538702949
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedOctober 18, 2019
Last updated in NPPESOctober 18, 2019

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