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

Joseph Michael Lach, DO

Individual provider Family Medicine Physician · NPI 1225379498

Joseph Michael Lach, DO is a Family Practice in Joliet, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2013, 13 years ago. Practices with Health Service Systems, Inc, a 63-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
13
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL
In the registry since
2013
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1051 Essington Rd Ste 265
Joliet, IL 60435-2801
Phone: (815) 300-7764
Show map & directions

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

Additional practice locations (1)

  • 3700 W 203rd St Ste 301, Olympia Fields, IL 60461-1182 — (708) 679-2850

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036138941 (IL)

Record details

NPI number1225379498
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 12, 2013
Last updated in NPPESAugust 6, 2021
Certification dateAugust 6, 2021
Mailing address1051 Essington Rd Ste 265, Joliet, IL 60435-2801

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2013 (13 years in practice)
Group practice Health Service Systems, Inc — 63 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Joliet