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

Dr. Andrew Thomas Assenmacher, MD

Individual provider Orthopaedic Surgery Physician · NPI 1578791240

Dr. Andrew Thomas Assenmacher, MD is an Orthopedic Surgery in Monroe, Michigan. Graduated from University of Toledo College of Medicine in 2009, 17 years ago. Practices with Promedica Monroe Physicians, a 64-clinician group and accepts Medicare assignment. Licensed in Michigan and Ohio.

Years since qualifying
17
Trained at
University of Toledo College of Medicine
Licensed in
MI, OH
In the registry since
2009
Specialties on file
4
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

1420 N Monroe St
Monroe, MI 48162-4211
Phone: (734) 240-8480
Fax: (734) 384-0469
Show map & directions

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

Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence 4301095012 (MI)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 4301095012 (MI)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 35.129521 (OH)
Sports Medicine (Orthopaedic Surgery) Physician Taxonomy 207XX0005X · Licence 35.129521 (OH)

Record details

NPI number1578791240
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 1, 2009
Last updated in NPPESJune 9, 2026
Certification dateJune 9, 2026

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF TOLEDO COLLEGE OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Promedica Monroe Physicians — 64 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Monroe