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. Mark Howard Nicholson located in the city of Billings, state Montana. The legal address of the Doctor 1245 N 29th St. Directions to the Doctor Dr. Mark Howard Nicholson can be found on our interactive map. Ask your questions by calling 4062525658 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 Psychiatry and Neurology Certification in Psychiatry (Psychiatry and Neurology) Your comments (not for publishing) * — Required information Dr. Mark Howard Nicholson - Billings ← View details 1245 N 29th St, Montana, Billings, 59101, Billings, Montana 59101 4062525658