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

Matthew B Maas, MD

Individual provider Neurocritical Care Physician · NPI 1407023088

Matthew B Maas, MD is a Neurology in Chicago, Illinois. Graduated from University of Washington School of Medicine in 2004, 22 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
22
Trained at
University of Washington School of Medicine
Licensed in
IL
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

710 N Lake Shore Dr Fl 11 Dept OF Neurology
Chicago, IL 60611-3006
Phone: (312) 926-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurocritical Care Physician (primary) Taxonomy 2084A2900X · Licence 036.127131 (IL)
Neurology Physician Taxonomy 2084N0400X · Licence 036.127131 (IL)

Record details

NPI number1407023088
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 13, 2008
Last updated in NPPESOctober 5, 2016
Mailing address710 N Lake Shore Dr Fl 11, Dept Of Neurology, Chicago, IL 60611-3006

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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