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

Alexander James Lietz, MD

Individual provider Infectious Disease Physician · NPI 1790244713

Alexander James Lietz, MD is an Infectious Disease in Herrin, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2019, 7 years ago. Practices with Southern Illinois Medical Services Nfp, a 332-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
7
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3314 Patriot Ct
Herrin, IL 62948-3782
Phone: (618) 993-1591
Fax: (618) 351-5631
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 036170520 (IL)

Record details

NPI number1790244713
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 19, 2019
Last updated in NPPESApril 29, 2026
Certification dateApril 29, 2026

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2019 (7 years in practice)
Group practice Southern Illinois Medical Services Nfp — 332 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Herrin