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

Sierra Maaske, RN

Individual provider Oncology Registered Nurse · NPI 1316774714

Sierra Maaske, RN is an Oncology Registered Nurse in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2024.

Licensed in
IL
In the registry since
2024
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

1620 W Harrison St
Chicago, IL 60612-3801
Phone: (312) 947-1400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Oncology Registered Nurse (primary) Taxonomy 163WX0200X · Licence 041.516829 (IL)

Record details

NPI number1316774714
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedSeptember 18, 2024
Last updated in NPPESSeptember 18, 2024
Certification dateSeptember 18, 2024
Mailing address2247 W Thomas St Unit 1r, Chicago, IL 60622-3515

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