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

Dr. Marek Piekos, MD

Individual provider Reproductive Endocrinology Physician · NPI 1295756302

Dr. Marek Piekos, MD is a Reproductive Endocrinology Physician in Joliet, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
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

744 Essington Rd
Joliet, IL 60435-4912
Phone: (815) 730-1100
Fax: (815) 730-1066
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Reproductive Endocrinology Physician (primary) Taxonomy 207VE0102X (IL)

Record details

NPI number1295756302
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 22, 2006
Last updated in NPPESMarch 7, 2023
Mailing address744 Essington Rd, Joliet, IL 60435-4912

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