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

Dr. Mary Alissa Willis, MD

Individual provider Neurology Physician · NPI 1710188248

Dr. Mary Alissa Willis, MD practises Neurology in Cleveland, Ohio. Graduated from University of Mississippi School of Medicine in 2007, 19 years ago. Practices with Cleveland Clinic, a 6,935-clinician group and accepts Medicare assignment. Licensed in Mississippi and Ohio.

Years since qualifying
19
Trained at
University of Mississippi School of Medicine
Licensed in
MS, OH
In the registry since
2007
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

9500 Euclid Ave
Cleveland, OH 44195-0001
Phone: (216) 444-8600
Fax: (216) 445-7013
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 35.121567 (OH)
Neurology Physician Taxonomy 2084N0400X · Licence 20793 (MS)

Record details

NPI number1710188248
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2007
Last updated in NPPESJune 11, 2025
Certification dateJune 11, 2025

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolUNIVERSITY OF MISSISSIPPI SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Cleveland Clinic — 6935 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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