(b) The pool administrator(s) designated by the Superintendent of Insurance and the Commissioner of Health shall receive funds for the pool and purchase a policy or policies for excess malpractice insurance coverage or equivalent excess coverage for eligible physicians and dentists in accordance with this Part or reimburse the hospital where the hospital purchases equivalent excess coverage for eligible physicians or dentists participating in a voluntary attending physician (channeling) program. The pool administrator(s) shall be reimbursed for reasonable and necessary pool administration costs, as determined by the Superintendent of Insurance and Commissioner of Health, from pool funds including investment income of the pool.

1. (1) Prior to July 1, 1991, each of the major third-party payors (Medicaid and Insurance Law article 43 and Public Health Law article 44 corporations) shall contribute monthly to the hospital excess liability pool based on their proportionate share of the costs of excess malpractice insurance coverage or equivalent excess coverage as determined in accordance with this Part.
2. (2) On and after July 1, 1991, Insurance Law article 43 and Public Health Law article 44 corporations shall contribute monthly to the hospital excess liability pool based on their proportionate share of the costs of excess malpractice insurance coverage or equivalent excess coverage as determined in accordance with this Part.

(c)

(e) The cost of excess insurance coverage or equivalent excess coverage for each of the periods commencing on or after January 1, 1988 certified to a general hospital in accordance with section 91.3(a) of this Part, including costs of administering the pool for such periods, shall be compared to amounts paid or due by or on behalf of such general hospital to the pool for each such period in accordance with subdivisions (c) and (d) of this section. For each such period, any remaining underpayment shall be paid by the general hospital to the pool and any overpayment shall be returned by the pool to the general hospital to be returned to each major third-party payor pursuant to subdivision (g) of this section. Payments to the pool shall be made in accordance with the schedule established by the pool administrator.

1. (1) Any insurer issuing policies of excess coverage whereby such insurer, notwithstanding any provisions of the insurance law, may return to the hospital excess liability pool, in whole or part, the moneys received from the hospital excess liability pool for specified policy periods, upon a certification to the insurer by the Superintendent of Insurance that such moneys will be derived from the surplus of the insurer.
2. (2) To the extent funds available to the hospital excess liability pool are insufficient to meet the costs of excess insurance coverage or equivalent excess coverage for coverage during the periods July 1, 1992 to June 30, 1993, and annual periods beginning July 1st, thereafter, allocated or reallocated to rates of payment applicable to State government agencies, each physician or dentist for whom a policy for excess insurance coverage or equivalent excess coverage is purchased for such period shall be responsible for payment to the provider of excess coverage of an allocable share of such insufficiency, based on the ratio of the total cost of such coverage for such physician to the sum of the total cost of such coverage for all physicians applied to such insufficiency.