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

Mary Susan Sandrik, MSN, RN, CWOCN

Individual provider Clinical Nurse Specialist · NPI 1154616928

Mary Susan Sandrik, MSN, RN, CWOCN is a Certified Clinical Nurse Specialist (Cns) in Chicago, Illinois. Qualified in 1998, 28 years ago. Practices with Mount Sinai Community Foundation, a 246-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
28
Licensed in
IL
In the registry since
2011
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
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

1500 S California Ave
Chicago, IL 60608
Phone: (773) 542-2000
Fax: (773) 257-5205
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Nurse Specialist (primary) Taxonomy 364S00000X · Licence 309.000463 (IL)

Record details

NPI number1154616928
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , RN , CWOCN
Sole proprietorYes
NPI enumeratedJune 9, 2011
Last updated in NPPESJune 9, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED CLINICAL NURSE SPECIALIST (CNS)
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Mount Sinai Community Foundation — 246 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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