Monitored anesthesia (MAC) for patient who has a history of severe cardio-pulmonary condition.

  • Submit this modifier only with anesthesia services (i.e., CPT codes 00100 through 01999)
  • Submit the modifier indicating personally performed, medically directed or medically supervised in the first modifier position and HCPCS modifier G9 in the second

Contact Palmetto GBA JJ Part B Medicare

Provider Contact Center: 877-567-7271

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