M1166 – Pathology report for tissue specimens produced from wide local excisions or re-excisions
HCPCS Level II code · M codes: Medical Services and Quality Measures
HCPCS codeM1166
- Long description
- Pathology report for tissue specimens produced from wide local excisions or re-excisions
- Short description
- Path rpt tis spec wle/reexc
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- January 1, 2023
- Last change
- January 1, 2023 – No change
Frequently asked questions
What is HCPCS code M1166?
M1166 is a HCPCS Level II code for pathology report for tissue specimens produced from wide local excisions or re-excisions.
Does Medicare cover M1166?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby M codes
- M1158 – Patient had history of immunocompromising conditions prior to or during the measurement period
- M1159 – Hospice services provided to patient any time during the measurement period
- M1160 – Patient had anaphylaxis due to the meningococcal vaccine any time on or before the patient's 13th birthday
- M1161 – Patient had anaphylaxis due to the tetanus, diphtheria or pertussis vaccine any time on or before the patient's 13th birthday
- M1162 – Patient had encephalitis due to the tetanus, diphtheria or pertussis vaccine any time on or before the patient's 13th birthday
- M1163 – Patient had anaphylaxis due to the hpv vaccine any time on or before the patient's 13th birthday
- M1164 – Patients with dementia any time during the patient's history through the end of the measurement period
- M1165 – Patients who use hospice services any time during the measurement period
- M1167 – In hospice or using hospice services during the measurement period
- M1168 – Patient received an influenza vaccine on or between july 1 of the year prior to the measurement period and june 30 of the measurement period
- M1169 – Documentation of medical reason(s) for not administering influenza vaccine (e.g., prior anaphylaxis due to the influenza vaccine)
- M1170 – Patient did not receive an influenza vaccine on or between july 1 of the year prior to the measurement period and june 30 of the measurement period
- M1171 – Patient received at least one td vaccine or one tdap vaccine between nine years prior to the encounter and the end of the measurement period
- M1172 – Documentation of medical reason(s) for not administering td or tdap vaccine (e.g., prior anaphylaxis due to the td or tdap vaccine or history of encephalopathy within seven days after a previous dose of a td-containing vaccine)
- M1173 – Patient did not receive at least one td vaccine or one tdap vaccine between nine years prior to the encounter and the end of the measurement period
- M1174 – Patient received at least two doses of the herpes zoster recombinant vaccine (at least 28 days apart) on october 20, 2017, through the end of the measurement period
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.