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

Mark A Deeg, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1790740017

Mark A Deeg, MD is an Endocrinology, Diabetes & Metabolism Physician in Indianapolis, Indiana. Licensed in Indiana. Registered with an NPI since 2006.

Licensed in
IN
In the registry since
2006
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

1481 W 10th St
Indianapolis, IN 46202-2803
Phone: (317) 274-0550
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 01044341 (IN)

Record details

NPI number1790740017
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2006
Last updated in NPPESOctober 3, 2008
Mailing addressPo Box 44994, Indianapolis, IN 46244-0994

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