M1000 — Pain screened as moderate to severe
M1000 is a HCPCS Level II code for pain screened as moderate to severe. It belongs to the Medical Services section. It was terminated on December 31, 2019 and is not valid on new claims.
This code has been terminated
CMS terminated M1000 on December 31, 2019. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for M1000
- Long descriptor
- Pain screened as moderate to severe
- Short descriptor
- Pain scr as mod to sevr
- Added
- January 1, 2019
- Terminated
- December 31, 2019
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to M1000
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If M1000 is not quite right, the correct code is very often within a few positions of it.
- M0245Intravenous infusion, bamlanivimab and etesevimab, includes infusion and post administration monitoringterminated
- M0246Intravenous infusion, bamlanivimab and etesevimab, includes infusion and post administration monitoring in the home or residence; this includes a beneficiary's home that has been made provider based to the hospital during the covid 19 public health emergencyterminated
- M0247Intravenous infusion, sotrovimab, includes infusion and post administration monitoringterminated
- M0248Intravenous infusion, sotrovimab, includes infusion and post administration monitoring in the home or residence; this includes a beneficiary's home that has been made provider-based to the hospital during the covid-19 public health emergencyterminated
- M0249Intravenous infusion, tocilizumab, for hospitalized adults and pediatric patients (2 years of age and older) with covid-19 who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation (ecmo) only, includes infusion and post administration monitoring, first dose
- M0250Intravenous infusion, tocilizumab, for hospitalized adults and pediatric patients (2 years of age and older) with covid-19 who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation (ecmo) only, includes infusion and post administration monitoring, second dose
- M0300Iv chelation therapy (chemical endarterectomy)
- M0301Fabric wrapping of abdominal aneurysm
- M1001Plan of care to address moderate to severe pain documented on or before the date of the second visit with a clinicianterminated
- M1002Plan of care for moderate to severe pain not documented on or before the date of the second visit with a clinician, reason not giventerminated
- 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
Questions about M1000
What is HCPCS code M1000?
M1000 is a HCPCS Level II code for pain screened as moderate to severe. It sits in the Medical Services section.
Does Medicare cover M1000?
The CMS HCPCS file marks M1000 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
Is M1000 still valid?
No. M1000 was terminated on December 31, 2019 and should not be used on new claims.