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

Mark Paul Leischner, MD

Individual provider Nephrology Physician · NPI 1598708877

Mark Paul Leischner, MD is a Nephrology in Chicago, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2001, 25 years ago. Practices with Associates in Nephrology SC, a 52-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
25
Trained at
Loyola University of Chicago, Stritch School of Medicine
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

2608 W Addison St
Chicago, IL 60618-5905
Phone: (773) 756-3333
Fax: (773) 525-3416
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 036110702 (IL)

Record details

NPI number1598708877
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESNovember 22, 2024
Certification dateNovember 22, 2024
Mailing address210 S Desplaines St, Chicago, IL 60661-5500

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Associates In Nephrology Sc — 52 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations11 on file with Medicare

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