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

Individual provider Internal Medicine Physician · NPI 1710980339

Mr. Louis Hiotis, MD is an Internal Medicine in Chicago, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2000, 26 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
26
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL
In the registry since
2005
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

200 S Michigan Ave #805
Chicago, IL 60604
Phone: (312) 922-3815
Fax: (312) 922-7449
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-108161 (IL)

Record details

NPI number1710980339
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2005
Last updated in NPPESMarch 18, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2000 (26 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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