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

Aleksandra Beata Siwik, RN

Individual provider Critical Care Medicine Registered Nurse · NPI 1366226771

Aleksandra Beata Siwik, RN is a Critical Care Medicine Registered Nurse in Tucson, Arizona. Licensed in California. Registered with an NPI since 2023.

Licensed in
CA
In the registry since
2023
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

1200 E University Blvd
Tucson, AZ 85721-0001
Phone: (520) 621-3237
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine Registered Nurse (primary) Taxonomy 163WC0200X · Licence 95101278 (CA)

Record details

NPI number1366226771
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedAugust 24, 2023
Last updated in NPPESAugust 24, 2023
Certification dateAugust 24, 2023
Mailing address1524 Princeton St, Santa Monica, CA 90404-3510

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