In an unusual case, a hearings officer may have reason to request an examination by a particular physician, psychologist or institution. Some examples include the following:

1. (a) Conflicts in the existing medical evidence require resolution by a recognized authority in a particular specialty:
2. (b) The impairment requires hospitalization for diagnostic purposes; or
3. (c) The claimant's treating physician or psychologist is in the best position to submit a meaningful report.