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

Simon John Warren, MD

Individual provider Specialist · NPI 1407828684

Simon John Warren, MD is a Pathology in Ann Arbor, Michigan. Qualified in 1993, 33 years ago. Practices with Regents of the University of Michigan, a 3,271-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Florida, Indiana and Michigan.

Years since qualifying
33
Licensed in
FL, IN, MI
In the registry since
2006
Specialties on file
3
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.

Additional practice locations (1)

  • 635 Barnhill Dr # A128, Indianapolis, IN 46202-5126 — (317) 274-4806

Specialties & licences

Dermatopathology (Pathology) Physician (primary) Taxonomy 207ZD0900X · Licence 4301512285 (MI)
Specialist Taxonomy 174400000X · Licence ME93737 (FL)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 01065084A (IN)

Record details

NPI number1407828684
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 2, 2006
Last updated in NPPESOctober 15, 2024
Certification dateOctober 15, 2024
Mailing address3621 S State St, Ann Arbor, MI 48108-1633

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolOTHER
Graduated 1993 (33 years in practice)
Group practice Regents Of The University Of Michigan — 3271 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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