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

Michael Robert Messmer, DO

Individual provider Sports Medicine (Family Medicine) Physician · NPI 1538300561

Michael Robert Messmer, DO is a Family Practice in Godfrey, Illinois. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2007, 19 years ago. Practices with Fairview Heights Medical Group SC, a 448-clinician group and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
19
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
IL, IN
In the registry since
2009
Specialties on file
2
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

5213 Godfrey Rd Ste 110
Godfrey, IL 62035-2510
Phone: (618) 619-3330
Fax: (618) 463-7601
Show map & directions

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

Specialties & licences

Sports Medicine (Family Medicine) Physician (primary) Taxonomy 207QS0010X · Licence 036169796 (IL)
Sports Medicine (Family Medicine) Physician Taxonomy 207QS0010X · Licence 02004856A (IN)

Record details

NPI number1538300561
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 21, 2009
Last updated in NPPESSeptember 19, 2025
Certification dateSeptember 19, 2025
Mailing address660 Mason Ridge Center Dr Ste 300, Saint Louis, MO 63141-8512

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesSPORTS MEDICINE
Medical schoolLAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE
Graduated 2007 (19 years in practice)
Group practice Fairview Heights Medical Group Sc — 448 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare