N.Y. Comp. Codes R. & Regs. tit. 10, § 85.34
(1) qualified professional personnel employed by:
(2) a qualified private practicing therapist or speech pathologist.
(d) Definitions.
(1) Qualified professional shall mean:
(iv) an out-of-state occupational therapist, physical therapist or speech pathologist meeting the certification requirements of the appropriate agency of the state in which they practice.
(e) Use of rehabilitation resources.
(2) Service of a qualified occupational therapist, physical therapist or speech pathologist, provided on a private practitioner basis, may be rendered to a patient in his or her own home, in an approved medical facility or in the office of the therapist or speech pathologist, only under the following conditions:
(ii) when the patient is in need of individual rehabilitation service beyond, or in addition to, that which is available from an approved home health agency.
(f) Prior approval and prior authorization.
(1) Prior approval by the local professional director and prior authorization of the local social services official shall be required for the following:
(2) Authorization to a private practicing occupational therapist, physical therapist and speech pathologist shall not exceed three months.
(g) Physician's written order required.
(4) In extraordinary circumstances and for valid reasons which must be documented, a rehabilitation evaluation in the home may be initiated by a home health agency without a written order of a physician. Reimbursement shall not be made for more than one such rehabilitation evaluation visit to a patient in his own home before a physician's specific written order for treatment is obtained.
(h) Reimbursement.
Reimbursement for rehabilitation services shall be made in accordance with rates and fees developed by the New York State Department of Health and approved by the New York State Division of the Budget.
(a) Provision of care.
Rehabilitation services shall be made available, only at the direction of a physician, to eligible persons as medically needed and as an integral part of a comprehensive medical care program. Such services include not only service to the patient but also instructions to responsible members of the family in follow-up procedures necessary for the care of the patient.
(b) Where care may be provided.
Rehabilitation services may be provided in the patient's own home, in a hospital outpatient department, in an approved clinic or outpatient medical facility not part of a hospital, in an approved medical institution or facility, in an approved home health agency, or in the office of a qualified private practicing therapist or speech pathologist.
(c) Who may provide care.
Rehabilitation services shall be provided by: