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

Mary Regina Royan, MD, MPH

Individual provider Emergency Medicine Physician · NPI 1356834568

Mary Regina Royan, MD, MPH is an Emergency Medicine Physician in Ann Arbor, Michigan. Works from 3 locations. Licensed in Illinois and Michigan.

Licensed in
IL, MI
In the registry since
2018
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 936-4000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 5841 S Maryland Ave # Mc5068, Chicago, IL 60637-1443 — (773) 795-9758
  • 1000 N Westmoreland Rd, Lake Forest, IL 60045-1658 — (847) 535-6150

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 4301509353 (MI)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 125.071795 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 036156950 (IL)

Record details

NPI number1356834568
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedJune 12, 2018
Last updated in NPPESJuly 5, 2023
Certification dateJuly 5, 2023

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