(1) The following health professionals may enroll with the medicaid agency, as defined in WAC 182-500-0010, to provide outpatient rehabilitation (which includes occupational therapy, physical therapy, and speech therapy) within their scope of practice to eligible clients:

(a) A physiatrist;

(b) A licensed occupational therapist;

(d) A licensed physical therapist;

(e) A physical therapist assistant supervised by a licensed physical therapist;

(f) A licensed speech-language pathologist; and

(g) A licensed optometrist to provide vision occupational therapy only.

(2) Clients covered by one of the Washington apple health programs listed in the table in WAC 182-501-0060 or receiving home health care services as described in chapter 182-551 WAC (subchapter II) are eligible to receive outpatient rehabilitation as described in this chapter.

(3) Clients enrolled in an agency-contracted managed care organization (MCO) must arrange for outpatient rehabilitation directly through their agency-contracted MCO.

(4) The agency pays for outpatient rehabilitation when the services are:

(a) Covered;

(b) Medically necessary;

(d) Ordered by:

(i) A physician, physician assistant (PA), or an advanced registered nurse practitioner (ARNP); or

(ii) An optometrist, if the ordered services are for occupational therapy only.

(e) Within currently accepted standards of evidence-based medical practice;

(f) Authorized, as required within this chapter, under chapters 182-501 and 182-502 WAC and the agency's published billing instructions;

(g) Begun within ((thirty))30 calendar days of the date ordered;

(h) Provided by one of the health professionals listed in subsection (1) of this section;

(i) Billed according to this chapter, chapters 182-501 and 182-502 WAC, and the agency's published billing instructions; and

(j) Provided as part of an outpatient treatment program:

(i) In an office or outpatient hospital setting;

(ii) In the home, by a home health agency as described in chapter 182-551 WAC;

(iii) In a neurodevelopmental center, as described in WAC 182-545-900; ((or))

(iv) For children with disabilities, age two or younger, in natural environments including the home and community setting in which children without disabilities participate, to the maximum extent appropriate to the needs of the child; or

(v) When provided by licensed and certified behavioral health agencies as part of a mental health or substance use disorder treatment program.

(5) For eligible clients age ((twenty))20 and younger, the agency covers unlimited outpatient rehabilitation.

(6) For clients age ((twenty-one))21 and older, the agency covers a limited outpatient rehabilitation benefit.

(7) Outpatient rehabilitation services for clients age ((twenty-one))21 and older must:

(a) Restore, improve, or maintain the person's level of function that has been lost due to ((medically))a clinically documented ((injury or illness))condition; and

(b) Include an ongoing management plan for the client or the client's caregiver to support timely discharge and continued progress.

(8) For eligible clients age ((twenty-one))21 and older, the agency limits coverage of outpatient rehabilitation as follows:

(a) Occupational therapy, per person, per year:

(i) Without authorization:

(A) For clients needing occupational therapy to treat physical conditions:

(I) One occupational therapy evaluation;

(((B)))(II) One occupational therapy reevaluation at time of discharge; and

(((C)))(III) Twenty-four units of occupational therapy, which is approximately six hours; and

(B) For clients needing occupational therapy to treat behavioral health conditions:

(I) One occupational therapy evaluation;

(II) One occupational therapy reevaluation at time of discharge; and

(III) Twenty-four units of occupational therapy, which is approximately six hours.

(ii) With expedited prior authorization, up to ((twenty-four))24 additional units of occupational therapy to treat either the client's physical or behavioral health conditions may be available to continue treatment initiated under the original ((twenty-four))24 units when the criteria below is met:

(A) To continue treatment of the original qualifying condition; and

(B) The client's diagnosis is any of the following:

(I) Acute, open, or chronic nonhealing wounds;

(II) Behavioral health conditions;

(III) Brain injury, which occurred within the past ((twenty-four))24 months, with residual cognitive or functional deficits;

(((III)))(IV) Burns - Second or third degree only;

(((IV)))(V) Cerebral vascular accident, which occurred within the past ((twenty-four))24 months, with residual cognitive or functional deficits;

(((V)))(VI) Lymphedema;

(((VI)))(VII) Major joint surgery - Partial or total replacement only;

(((VII)))(VIII) Muscular-skeletal disorders such as complex fractures that required surgical intervention, or surgery involving the spine or extremities (e.g., arm, hand, shoulder, leg, foot, knee, or hip);

(((VIII)))(IX) Neuromuscular disorders that are affecting function (e.g., amyotrophic lateral sclerosis (ALS), active infective polyneuritis (Guillain-Barre));

(((IX)))(X) Reflex sympathetic dystrophy;

(((X)))(XI) Swallowing deficits due to injury or surgery to the face, head, or neck;

(((XI)))(XII) Spinal cord injury that occurred within the past ((twenty-four))24 months, resulting in paraplegia or quadriplegia; or

(((XII)))(XIII) As part of a botulinum toxin injection protocol when botulinum toxin has been prior authorized by the agency.

(b) Physical therapy, per person, per year:

(i) Without authorization:

(A) One physical therapy evaluation;

(B) One physical therapy reevaluation at time of discharge; and

(ii) With expedited prior authorization, up to ((twenty-four))24 additional units of physical therapy may be available to continue treatment initiated under the original ((twenty-four))24 units when the criteria below is met:

(A) To continue treatment of the original qualifying condition; and

(B) The person's diagnosis is any of the following:

(I) Acute, open, or chronic nonhealing wounds;

(II) Brain injury, which occurred within the past ((twenty-four))24 months, with residual functional deficits;

(III) Burns - Second or third degree only;

(IV) Cerebral vascular accident, which occurred within the past ((twenty-four))24 months, with residual functional deficits;

(V) Lymphedema;

(VI) Major joint surgery - Partial or total replacement only;

(VII) Muscular-skeletal disorders such as complex fractures that required surgical intervention, or surgery involving the spine or extremities (e.g., arm, hand, shoulder, leg, foot, knee, or hip);

(VIII) Neuromuscular disorders that are affecting function (e.g., amyotrophic lateral sclerosis (ALS), active infective polyneuritis (Guillain-Barre));

(IX) Reflex sympathetic dystrophy;

(X) Spinal cord injury, which occurred within the past ((twenty-four))24 months, resulting in paraplegia or quadriplegia; or

(XI) As part of a botulinum toxin injection protocol when botulinum toxin has been prior authorized by the agency.

(i) Without authorization:

(A) One speech language pathology evaluation;

(B) One speech language pathology reevaluation at the time of discharge; and

(ii) With expedited prior authorization, up to six additional units of speech therapy may be available to continue treatment initiated under the original six units when the criteria below is met:

(A) To continue treatment of the original qualifying condition; and

(B) The person's diagnosis is any of the following:

(I) Brain injury, which occurred within the past ((twenty-four))24 months, with residual cognitive or functional deficits;

(II) Burns of internal organs such as nasal oral mucosa or upper airway;

(III) Burns of the face, head, and neck - Second or third degree only;

(IV) Cerebral vascular accident, which occurred within the past ((twenty-four))24 months, with residual functional deficits;

(V) Muscular-skeletal disorders such as complex fractures that require surgical intervention or surgery involving the vault, base of the skull, face, cervical column, larynx, or trachea;

(VI) Neuromuscular disorders that are affecting function (e.g., amyotrophic lateral sclerosis (ALS), active infection polyneuritis (Guillain-Barre));

(VII) Speech deficit due to injury or surgery to the face, head, or neck;

(VIII) Speech deficit that requires a speech generating device;

(IX) Swallowing deficit due to injury or surgery to the face, head, or neck; or

(X) As part of a botulinum toxin injection protocol when botulinum toxin has been prior authorized by the agency.

(d) Durable medical equipment (DME) needs assessments, two per person, per year.

(e) Orthotics management and training of upper or lower extremities, or both, two program units, per person, per day.

(f) Orthotic or prosthetic use, two program units, per person, per year.

(g) Muscle testing, one procedure, per person, per day. Muscle testing procedures cannot be billed in combination with each other. These procedures can be billed alone or with other physical and occupational therapy procedures.

(h) Wheelchair needs assessment, one per person, per year.

(9) For the purposes of this chapter:

(a) Each ((fifteen))15 minutes of timed procedure code equals one unit; and

(b) Each nontimed procedure code equals one unit, regardless of how long the procedure takes.

(10) For expedited prior authorization (EPA):

(a) A provider must establish that:

(i) The person's condition meets the clinically appropriate EPA criteria outlined in this section; and

(ii) The services are expected to result in a reasonable improvement in the person's condition and achieve the person's therapeutic individual goal within ((sixty))60 calendar days of initial treatment;

(b) The appropriate EPA number must be used when the provider bills the agency;

(c) Upon request, a provider must provide documentation to the agency showing how the person's condition met the criteria for EPA; and

(d) A provider may request expedited prior authorization once per year, per person, per each therapy type.

(11) If the client does not meet the EPA clinical criteria in this section, the agency uses the process in WAC 182-501-0165 to consider prior authorization requests and approves services that are medically necessary.

(12) The agency evaluates limitation extension (LE) requests regarding scope, amount, duration, and frequency of covered health care services under WAC 182-501-0169. Providers may submit LE requests for additional units when:

(a) The criteria for an expedited prior authorization does not apply;

(b) The number of available units under the EPA have been used and services are requested beyond the limits; or

(13) Duplicate services for outpatient rehabilitation are not allowed for the same person when both providers are performing the same or similar procedure(s).

(14) The agency does not pay separately for outpatient rehabilitation that are included as part of the reimbursement for other treatment programs. This includes, but is not limited to, hospital inpatient and nursing facility services.

(15) The agency does not reimburse a health care professional for outpatient rehabilitation performed in an outpatient hospital setting when the health care professional is not employed by the hospital. The hospital must bill the agency for the services.