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

Dr. Michael A Ash, MD

Individual provider Internal Medicine Physician · NPI 1104070796

Dr. Michael A Ash, MD is an Internal Medicine Physician in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2008.

Licensed in
IL
In the registry since
2008
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

251 E Huron St Feinberg 16-738
Chicago, IL 60611-2908
Phone: (816) 201-4969
Fax: (816) 571-5969
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036.105172 (IL)

Record details

NPI number1104070796
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 9, 2008
Last updated in NPPESJuly 22, 2017

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