Suggest an Edit Name* Categories* Doctor Hospital Pharmacy Add category State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 09:00 am — 03:00 pm Company description Dr. Ulrich Andreas Duffner located in the city of Grand Rapids, state Michigan. The legal address of the Doctor 100 Michigan St NE. Directions to the Doctor Dr. Ulrich Andreas Duffner can be found on our interactive map. Ask your questions by calling 6163919127 on workdays.</br></br></br>NPI number: Data not provided</br>Provider's gender: Data not provided</br>Practice names: Data not provided</br>Board certifications: American Board of Pediatrics Certification in Pediatrics American Board of Pediatrics Sub-certificate in Pediatric Hematology/Oncology (Pediatrics) Your comments (not for publishing) * — Required information Dr. Ulrich Andreas Duffner - Grand Rapids ← View details 100 Michigan St NE, Michigan, Grand Rapids, 49503, Grand Rapids, Michigan 49503 6163919127