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

Mr. Antonios Anthony Diamantopoulos, MD

Individual provider Family Medicine Physician · NPI 1790678951

Mr. Antonios Anthony Diamantopoulos, MD is a Family Medicine Physician in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2025
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

5140 N California Ave
Chicago, IL 60625
Phone: (773) 878-8200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 125.086800 (IL)

Record details

NPI number1790678951
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 29, 2025
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026

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