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

Dr. Mary Roy, MD

Individual provider Specialist · NPI 1477679025

Dr. Mary Roy, MD is a Specialist in Naperville, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
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

4355 Montgomery Rd
Naperville, IL 60564
Phone: (630) 236-8300
Fax: (630) 236-6890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X (IL)

Record details

NPI number1477679025
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2007
Last updated in NPPESJuly 8, 2007

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