HCPCS Level II · Medical services and quality measures
M1035Adults who are deliberately phased out of medication assisted treatment (mat) prior to 180 days of continuous treatment
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About M1035
M1035 is an HCPCS Level II code in the M series (medical services and quality measures), describing adults who are deliberately phased out of medication assisted treatment (mat) prior to 180 days of continuous treatment.
It was added to HCPCS effective 01/01/2019.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Adt pd out mat pr 180 dys tx
- Date added
- 01/01/2019
- Action effective
- 01/01/2019
- BETOS
- Z2
Related M10xx codes
- M1003Tb screening performed and results interpreted within twelve months prior to initiation of first-time biologic and/or immune response modifier therapy
- M1004Documentation of medical reason for not screening for tb or interpreting results (i.e., patient positive for tb and documentation of past treatment; patient who has recently completed a course of anti-tb therapy)
- M1005Tb screening not performed or results not interpreted, reason not given
- M1006Disease activity not assessed, reason not given
- M1007>=50% of total number of a patient's outpatient ra encounters assessed
- M1008<50% of total number of a patient's outpatient ra encounters assessed
- M1009Discharge/discontinuation of the episode of care documented in the medical record
- M1010Discharge/discontinuation of the episode of care documented in the medical record
- M1011Discharge/discontinuation of the episode of care documented in the medical record
- M1012Discharge/discontinuation of the episode of care documented in the medical record
- M1013Discharge/discontinuation of the episode of care documented in the medical record
- M1014Discharge/discontinuation of the episode of care documented in the medical record
Common questions about M1035
Is HCPCS M1035 still valid?
- Yes. M1035 is active in the CMS October 2026 HCPCS file.
Does Medicare cover M1035?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.