Breakdown of common Minimum Data Set (MDS) errors: Section M-O & Z

Section M to O, and Z


Section M: Skin Conditions

M0300 Current Number of Unhealed Pressure Ulcers/Injuries at Each Stage

  • Occurs within the seven-day look back period
  • Supportive documentation in nurses/physician’s notes, MARs/TARs, specialist consulting notes

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M1030 Number of Venous and Arterial Ulcers

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M1040 Other Ulcers, Wounds and Skin Problems 

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M1200 Skin and Ulcer/Injury Treatments

  • M1200I: supportive documentation needed for application of dressings to feet; nurses/physicians notes, MARs/TARs, physician’s orders, consulting specialist notes/order

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Section N: Medications

  • Supportive documentation found in physicians orders, MARs, nurses notes

N0350 Insulin

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Section O: Special Treatments, Procedures, and Programs 

O0110 Special Treatments, Procedures, and Programs

  • Look back periods are noted below for each period
  • Supportive documentation found in MARs, nurses/physicians notes, 3-day qualifying stay hospital records

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O0400 Therapies

A. Speech Language Pathology and Audiology Services

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B. Occupational Therapy 

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C. Physical Therapy

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D. Respiratory Therapy

  • Supportive documentation found in respiratory evaluation and notes

E. Psychological Therapy

F. Recreational Therapy

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O0500 Restorative Nursing Programs

  • Supportive documentation found in nurse's notes, ADLs

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Section Z: Assessment Administration

Z0100 Medicare Part A Billing

  • Ensure this MDS has been uploaded and accepted to the repository and this HIPPS code matches claim billed to Medicare

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