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M0201

M0201Administration of pneumococcal, influenza, hepatitis b, and/or covid-19 vaccine inside a patient's home; reported only once per individual home per date of service when such vaccine administration(s) are performed at the patient's home

HCPCSActiveBETOS O1G

M0201 is a HCPCS Level II code for administration of pneumococcal, influenza, hepatitis b, and/or covid-19 vaccine inside a patient's home; reported only once per individual home per date of service when such vaccine administration(s) are performed at the patient's home. It belongs to the Medical Services section. Whether Medicare pays it depends on the coverage rule below.

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.

Physician fee schedule statusX

Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.

Global period: XXX

Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.

Medically Unlikely Edits — units per day

The most units of M0201 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.

practitioner
1 unit
MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction
outpatient
1 unit
MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction

The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.

The CMS record for M0201

Long descriptor
Administration of pneumococcal, influenza, hepatitis b, and/or covid-19 vaccine inside a patient's home; reported only once per individual home per date of service when such vaccine administration(s) are performed at the patient's home

The official wording. This is what the code means.

Short descriptor
Pne flu hepb cov home admin

CMS's 28-character form, which is what shows up on a remittance advice.

Added
June 8, 2021

When CMS introduced the code.

BETOS
O1G

Berenson-Eggers Type of Service — CMS's own analytic grouping.

Pricing indicator
54 — Other

Vaccinations.

Codes adjacent to M0201

HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If M0201 is not quite right, the correct code is very often within a few positions of it.

  • M0003Optimal care for patients with episodic neurological conditions mips value pathwaysterminated
  • M0004Quality care for patients with neurological conditions mips value pathway
  • M0005Value in primary care mips value pathway
  • M0010Enhancing oncology model (eom) monthly enhanced oncology services (meos) payment for eom enhanced services
  • M0064Brief office visit for the sole purpose of monitoring or changing drug prescriptions used in the treatment of mental psychoneurotic and personality disordersterminated
  • M0075Cellular therapy
  • M0076Prolotherapy
  • M0100Intragastric hypothermia using gastric freezing
  • M0220Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromised immune systems or for whom vaccination with any available covid-19 vaccine is not recommended due to a history of severe adverse reaction to a covid-19 vaccine(s) and/or covid-19 vaccine component(s), includes injection and post administration monitoringterminated
  • M0221Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromised immune systems or for whom vaccination with any available covid-19 vaccine is not recommended due to a history of severe adverse reaction to a covid-19 vaccine(s) and/or covid-19 vaccine component(s), includes injection 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
  • M0222Intravenous injection, bebtelovimab, includes injection and post administration monitoringterminated
  • M0223Intravenous injection, bebtelovimab, includes injection 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
  • M0224Intravenous infusion, pemivibart, for the pre-exposure prophylaxis only, for certain adults and adolescents (12 years of age and older weighing at least 40 kg) with no known sars-cov-2 exposure, who either have moderate-to-severe immune compromise due to a medical condition or receipt of immunosuppressive medications or treatments, includes infusion and post administration monitoring
  • M0231Intravenous infusion, tocilizumabbavi, for hospitalized adult patients with covid-19 who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation only, includes infusion and post administration monitoring, first dose
  • M0232Intravenous infusion, tocilizumabbavi, for hospitalized adult patients with covid-19 who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation only, includes infusion and post administration monitoring, second dose
  • M0233Intravenous infusion, tocilizumab-aazg, for hospitalized adult patients 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

Questions about M0201

What is HCPCS code M0201?

M0201 is a HCPCS Level II code for administration of pneumococcal, influenza, hepatitis b, and/or covid-19 vaccine inside a patient's home; reported only once per individual home per date of service when such vaccine administration(s) are performed at the patient's home. It sits in the Medical Services section.

Does Medicare cover M0201?

The CMS HCPCS file marks M0201 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.

How is M0201 paid under the physician fee schedule?

M0201 carries PFS status code X. Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.

HCPCS Level II2026Q3-Jul· effective July 1, 2026