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

Michael Dias, MD

Individual provider Hospitalist Physician · NPI 1831683556

Michael Dias, MD is a Hospitalist in Ann Arbor, Michigan. Graduated from University of Florida College of Medicine in 2018, 8 years ago. Practices with Regents of the University of California, a 717-clinician group and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
8
Trained at
University of Florida College of Medicine
Licensed in
CA, MI
In the registry since
2018
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

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 936-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 208M00000X (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301504683 (MI)

Record details

NPI number1831683556
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2018
Last updated in NPPESJuly 16, 2025
Certification dateJuly 16, 2025
Mailing address521 Parnassus Ave, San Francisco, CA 94143-2206

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Regents Of The University Of California — 717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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