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

Brian Steven Koecher, DO

Individual provider Family Medicine Physician · NPI 1134210834

Brian Steven Koecher, DO is a Family Practice in Addison, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2000, 26 years ago. Practices with Lake Street Family Medicine LLC, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
26
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL
In the registry since
2006
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.

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Practice location Address checks out

220 E Lake St Ste 100
Addison, IL 60101-2887
Phone: (630) 516-0434
Fax: (630) 516-0419
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036-107694 (IL)

Record details

NPI number1134210834
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 27, 2006
Last updated in NPPESDecember 18, 2012
Mailing address220 E Lake St, Suite 100, Addison, IL 60101-2887

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 2000 (26 years in practice)
Group practice Lake Street Family Medicine Llc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Addison