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

Dr. Brian Thomas Michalsen, DO

Individual provider Sports Medicine (Family Medicine) Physician · NPI 1548426158

Dr. Brian Thomas Michalsen, DO is a Family Practice in Rockford, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2008, 18 years ago. Practices with Bronson Methodist Hospital, a 719-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Michigan.

Years since qualifying
18
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, MI
In the registry since
2008
Specialties on file
4
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

6998 Redansa Dr
Rockford, IL 61108-4378
Phone: (815) 971-2000
Fax: (815) 971-9620
Show map & directions

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

Additional practice locations (2)

  • 8201 E Riverside Blvd, Rockford, IL 61114-2300 — (815) 971-5000
  • 2700 E Centre Ave, Portage, MI 49002-5500 — (269) 286-7050

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 5101027951 (MI)
Sports Medicine (Family Medicine) Physician Taxonomy 207QS0010X · Licence 036126596 (IL)
Family Medicine Physician Taxonomy 207Q00000X · Licence 036-126596 (IL)
Sports Medicine (Family Medicine) Physician Taxonomy 207QS0010X · Licence 5101027951 (MI)

Record details

NPI number1548426158
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 3, 2008
Last updated in NPPESAugust 6, 2024
Certification dateAugust 6, 2024
Mailing address601 John Street, Box 42, Kalamazoo, MI 49007

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesSPORTS MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2008 (18 years in practice)
Group practice Bronson Methodist Hospital — 719 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services