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2012 Texas Medicaid Provider Procedures Manual

Durable Medical Equipment, Medical Supplies, and Nutritional Products Handbook : 2. Texas Medicaid (Title XIX) Home Health Services : 2.2 Services, Benefits, Limitations and Prior Authorization : 2.2.18 Prothrombin Time/International Normalized Ratio (PT/INR) Home Testing Monitor : 2.2.18.1 Prior Authorization

2.2.18.1
Prior authorization is required for the home PT/INR monitors and related testing supplies.
Prior authorization requests must be submitted within three business days of the date of service and must include documentation of medical necessity and a completed Home Health Services (Title XIX) DME/Medical Supplies Physician Order Form.
The completed Title XIX Form must be maintained by the requesting provider and the prescribing provider. The original signature copy must be kept in the provider's medical record for the client.
To avoid unnecessary denials, the prescribing provider must provide correct and complete information, including documentation for medical necessity of the equipment and/or supplies requested. The prescribing provider must maintain documentation of medical necessity in the client's medical record. The requesting provider may be asked for additional information to clarify or complete a request for the PT/INR monitor.
Prior authorization for the rental or purchase of a home PT/INR monitor and related testing supplies will be considered for clients who meet all the following criteria:
Additionally, the client must have at least one of the following conditions documented in the request for prior authorization:
Fluctuations of INR or PT/PTT levels with titration greater than once per week in anticoagulation dosing with copies of laboratory reports and resultant medication changes.
A medical condition that limits physical movement, places the client under medical restrictions for isolation, or requires non-emergency ambulance transport for the purpose of obtaining laboratory specimens.
The prior authorization request will be evaluated upon receipt to determine whether the equipment will be rented, purchased, repaired, or modified based on the client's needs, duration of use, and age of equipment.
Note:
Skilled nursing (SN) visits will not be approved for the sole purpose of instructing the client on the use of the PT/INR home testing monitor. Any necessary instruction must be performed as part of the office visit with the prescribing physician.

Texas Medicaid & Healthcare Partnership
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