Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Marissa K Newtoff, MSN, ACNP-BC

Individual provider Acute Care Nurse Practitioner · NPI 1740519552

Mrs. Marissa K Newtoff, MSN, ACNP-BC is a Nurse Practitioner in Oak Lawn, Illinois. Qualified in 2009, 17 years ago. Practices with Cardiothoracic and Vascular Surgical Associates S C, a 47-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
17
Licensed in
IL
In the registry since
2009
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.

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Practice location Address checks out

4400 W 95th St Ste 308
Oak Lawn, IL 60453-2660
Phone: (708) 346-4040
Fax: (708) 346-3287
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 209.007871 (IL)

Record details

NPI number1740519552
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , ACNP-BC
Sole proprietorYes
NPI enumeratedDecember 8, 2009
Last updated in NPPESDecember 15, 2021
Certification dateDecember 15, 2021

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Cardiothoracic And Vascular Surgical Associates S C — 47 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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