(2) At the request of a nonprofit hospital or and |
| medical service organization, a provider of medical |
| or psychiatric treatment for mental illness shall |
| furnish data substantiating that initial or continued |
| treatment is medically or psychiatrically necessary |
| and appropriate. When making the determination of |
| whether treatment is medically or psychiatrically |
| necessary and appropriate, the provider shall use the |
| same criteria for medical or psychiatric treatment |
| for mental illness as for medical treatment for |
| physical illness under the group contract. |