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

Alexander Scott Leidner, MD

Individual provider Internal Medicine Physician · NPI 1174918957

Alexander Scott Leidner, MD is a Nephrology in Chicago, Illinois. Graduated from University of Texas Southwestern Medical School at Dallas in 2015, 11 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Idaho and Illinois.

Years since qualifying
11
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
ID, IL
In the registry since
2015
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

675 N Saint Clair St Ste 18-250
Chicago, IL 60611-5980
Phone: (312) 695-0596
Fax: (312) 926-4878
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 240 E Huron St, Chicago, IL 60611-2909 — (210) 426-7736

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 036146665 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125 067013 (ID)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1174918957
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 30, 2015
Last updated in NPPESJuly 12, 2021
Certification dateJuly 12, 2021
Mailing address675 N Saint Clair St Ste 18-250, Chicago, IL 60611-5980

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 2015 (11 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Chicago