Q5112 Inj ontruzant 10 mg

Injection, trastuzumab-dttb, biosimilar, (ontruzant), 10 mg

Medically Unlikely Edits (effective October 1, 2026)

Medicare pricing for Q5112

Medicare Part B drug payment limit (ASP, October 2026)

Q5112 payment limit: $32.791 per 10 MG, effective October 1, 2026 through December 31, 2026, based on 2Q26 ASP data. Coinsurance 20%. Note: 8% of reference add-on applied.

NDCs that bill under Q5112 (CMS ASP NDC-HCPCS crosswalk, October 2026)

Physician Fee Schedule (CY 2026, RVU26D)

Status E: excluded from the PFS by regulation.

Payer policies and prior authorization for Q5112

62 of 63 payer prior-auth lists that name Q5112 require prior authorization or set conditions: Aetna, Arkansas Blue Cross and Blue Shield, Blue Cross Blue Shield of Arizona (AZ Blue), Blue Cross and Blue Shield of Illinois, Blue Cross and Blue Shield of Texas, Blue Shield of California Promise Health Plan, CarePlus Health Plans, Cigna, HealthSpring, Humana, Molina Complete Care (Virginia), Molina Healthcare of Arizona, Molina Healthcare of California, Molina Healthcare of Florida, Molina Healthcare of Idaho, Molina Healthcare of Illinois, Molina Healthcare of Iowa, Molina Healthcare of Michigan, Molina Healthcare of Mississippi, Molina Healthcare of Nevada, and others.

PayerPlanStatePrior authConditionsSinceSource
Arkansas Blue Cross and Blue ShieldDrugs under the medical benefit (not ASE/PSE or FEP, which use EBRx and Prime)ARprior auth requiredJan 1, 2024Medical Benefit Pharmacy Prior Approval List
Blue Cross Blue Shield of Arizona (AZ Blue)AZ Blue-administered Medicare Advantage (M2K)AZprior auth requiredOncology dx: eviCoreSep 1, 2026AZ Blue Medicare Advantage Prior Authorization Requirements Code List (Effective 09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)AZ Blue-administered Medicare Advantage (M2K)AZprior auth requiredNon-oncology dx: AZ BlueSep 1, 2026AZ Blue Medicare Advantage Prior Authorization Requirements Code List (Effective 09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)Federal Employee Program (FEP)AZprior auth requiredSep 1, 2026Federal Employee Program (FEP) Prior Authorization Requirements Code List (Updated 09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)Standard PA code list (most commercial plans)AZprior auth under conditionseviCore-delegated groups, all sitesSep 1, 2026AZ Blue Standard Prior Authorization Requirements Code List (09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)Standard PA code list (most commercial plans)AZprior auth under conditionsplace of service 19, 22; site of care: outpatient hospitalSep 1, 2026AZ Blue Standard Prior Authorization Requirements Code List (09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)State of Arizona employee group (SYD, S3Z)AZprior auth requiredSep 1, 2026State of Arizona Group Prior Authorization Requirements Code List (09/01/2026)
Blue Cross Blue Shield of Arizona (AZ Blue)Teamsters group (TYW)AZprior auth under conditionsplace of service 19, 22; site of care: outpatient hospitalSep 1, 2026Teamsters Group Prior Authorization Requirements Code List (Updated 09/01/2026)
Blue Shield of California Promise Health PlanPromise Health Plan Medi-CalCAprior auth requiredSep 1, 2026Medi-Cal Prior Authorization List
AetnaMedicare AdvantageAllprior auth requiredAug 25, 2026Aetna Medicare Part B drug list (partbname.xml)
AetnaCommercialAllprior auth requiredsite of care: drug and site of careOct 1, 2026Participating provider precertification list for Aetna®
AetnaMedicare AdvantageAllprior auth requiredOct 1, 2026Participating provider precertification list for Aetna®
CignaACA/IFPAllprior auth requiredMay be delegated to eviCore for some clientsJul 1, 2019Master Precertification List (For Health Care Providers)
CignaBasic StandardAllprior auth requiredMay be delegated to eviCore for some clientsJul 1, 2019Master Precertification List (For Health Care Providers)
CignaComplete/PHS+/PreferredAllprior auth requiredMay be delegated to eviCore for some clientsJul 1, 2019Master Precertification List (For Health Care Providers)
Blue Cross and Blue Shield of IllinoisBlue Cross Community Health Plans (BCCHP), Illinois MedicaidILprior auth requiredCarelon-managedAug 1, 2025Illinois Medicaid Prior Authorization Code List, Effective 10/1/2026
Blue Cross and Blue Shield of TexasTexas PA exemption (gold card), outpatient, fully insuredTXprior auth requiredGold-card exemption availableJul 1, 2026BCBSTX Outpatient Prior Authorization Exemption Clinical Guidelines (max units, PA exempt date range)
HealthSpringMedicare AdvantageAllprior auth requiredJan 1, 20252026 Q4 Prior Authorization List
CarePlus Health PlansCarePlus Health PlansFLprior auth requiredStep therapyJan 1, 2027Medicare Advantage and Dual Eligible Special Needs Plans Prior Authorization and Notification List We have updated our CarePlus Health Plans Prior Authorization and Notification List for CarePlus Medi
HumanaHumana D-SNP (FL)FLprior auth requiredStep therapyJul 1, 2026H1036-280 Humana Fully Integrated Florida prior authorization and notification list
HumanaHumana D-SNP (IL)ILprior auth requiredStep therapyJan 1, 2027Humana Dual Fully Integrated Illinois prior authorization and notification list
HumanaHumana D-SNP (IN)INprior auth requiredStep therapyJan 1, 2027Humana PathWays Dual Care (HMO-POS D-SNP) prior authorization and notification list Important notes:
HumanaHumana D-SNP (MI)MIprior auth requiredStep therapyOct 14, 2026Humana Dual Integrated (health maintenance organization Dual Eligible Special Needs Plan (HMO D- SNP) Michigan prior authorization and notification list (PAL)
HumanaHumana D-SNP (SC)SCprior auth requiredStep therapyJul 1, 2026Humana Dual Integrated South Carolina prior authorization and notification list
HumanaHumana D-SNP (VA)VAprior auth requiredStep therapyJul 1, 2026Prior authorization and notification list Humana Dual Fully Integrated H2875-001 (Virginia) Humana Dual Fully Integrated H2875-003 (Virginia)
HumanaHumana Healthy HorizonsFLprior auth requiredJan 1, 2027Humana Healthy Horizons in Florida Prior Authorization and Notification List
HumanaHumana Healthy HorizonsKYprior auth requiredOct 7, 2026Humana Healthy Horizons in Kentucky Prior Authorization and Notification List
HumanaHumana Healthy HorizonsLAprior auth requiredOct 14, 2026Humana Healthy Horizons in Louisiana Prior Authorization and Notification List
HumanaHumana Healthy HorizonsOHprior auth requiredOct 14, 2026Humana Healthy Horizons in Ohio prior authorization and notification List
HumanaHumana Healthy HorizonsOKprior auth requiredOct 14, 2026Humana Healthy Horizons in Oklahoma Prior Authorization and Notification List
HumanaHumana Healthy HorizonsSCprior auth requiredOct 14, 2026Humana Healthy Horizons in South Carolina prior authorization and notification list
HumanaHumana Healthy HorizonsVAprior auth requiredOct 14, 2026Humana Healthy Horizons in Virginia professionally administered medication prior authorization and notification list
HumanaHumana MA and D-SNPAllprior auth requiredStep therapyJan 1, 2027Medicare Advantage and Dual Eligible Special Needs Plans prior authorization and notification list Important notes:
Molina Complete Care (Virginia)Medicare-only PA matrix for D-SNPVAprior auth requiredJan 1, 2022Medicare Prior Auth (PA) Code Matrix (Virginia), effective Q1 2022
Molina Complete Care (Virginia)MedicaidVAprior auth requiredApr 1, 2025Virginia Medicaid PA Code Matrix and Virginia code/benefit exceptions, effective Q2 2025
Molina Healthcare of ArizonaMedicare-only PA matrix for D-SNPAZprior auth requiredJan 1, 2022Medicare Prior Auth (PA) Code Matrix (Arizona), effective Q1 2022
Molina Healthcare of CaliforniaMedicare AdvantageCAprior auth requiredJul 1, 2021Medicare Prior Auth (PA) Code Matrix (California), effective Q3 2021
Molina Healthcare of CaliforniaMedicaidCAprior auth requiredApr 1, 2026Medicaid Prior Auth (PA) Code Matrix (California), effective Q2 2026
Molina Healthcare of FloridaMedicare AdvantageFLprior auth requiredApr 1, 2021Medicare Prior Auth (PA) Code Matrix (Florida), effective Q2 2021
Molina Healthcare of IdahoMedicaidIDprior auth requiredJan 1, 2025Idaho Medicaid Prior Auth (PA) Code Matrix and Idaho code/benefit exceptions, Q1 2025
Molina Healthcare of IdahoMedicare AdvantageIDprior auth requiredApr 1, 2021Medicare Prior Auth (PA) Code Matrix (Idaho), effective Q2 2021
Molina Healthcare of IllinoisMedicaidILprior auth requiredJan 1, 2022Molina Healthcare of Illinois Codification Grid Q3 2026
Molina Healthcare of IowaMedicaidIAprior auth requiredJul 1, 2023IA Prior Authorization Matrix, effective Q3 2023
Molina Healthcare of MichiganExchangeMIprior auth requiredJul 1, 2021Molina Healthcare of Michigan PA Matrix, effective 7/1/2021
Molina Healthcare of MichiganMedicare AdvantageMIprior auth requiredJul 1, 2026Molina Healthcare of Michigan PA Matrix 2026-Q3
Molina Healthcare of MississippiMedicaidMSprior auth requiredcancer dx via EvolentJan 1, 2025Mississippi Medicaid Prior Auth (PA) Code Matrix and exceptions, effective Q1 2025
Molina Healthcare of NevadaMedicaidNVprior auth requiredcancer dx via NCHOct 1, 2022Medicaid Prior Auth (PA) Code Matrix, effective Q4 2022
Molina Healthcare of New MexicoMedicare AdvantageNMprior auth requiredJan 1, 2021Medicare Prior Auth (PA) Code Matrix (New Mexico), effective Q1 2021
Molina Healthcare of OhioMedicaid and MyCare Ohio (MMP) MedicaidOHprior auth requiredOct 1, 2023Molina Healthcare of Ohio Prior Authorization (PA) Code List, effective 2023-10-01
Molina Healthcare of OhioExchangeOHprior auth requiredOct 1, 2023Molina Healthcare of Ohio Prior Authorization (PA) Code List, effective 2023-10-01
Molina Healthcare of South CarolinaMedicare AdvantageSCprior auth requiredApr 1, 2021Medicare Prior Auth (PA) Code Matrix (South Carolina), effective Q2 2021
Molina Healthcare of UtahMedicare AdvantageUTprior auth requiredApr 1, 2021Medicare Prior Auth (PA) Code Matrix (Utah), effective Q2 2021
Molina Healthcare of UtahMedicaidUTprior auth requiredJan 1, 2025Utah Medicaid Prior Auth (PA) Code Matrix and Utah code/benefit exceptions, Q1 2025
Molina Healthcare of WashingtonMedicare AdvantageWAprior auth requiredApr 1, 2021Medicare Prior Auth (PA) Code Matrix (Washington), effective Q2 2021
Molina Healthcare of WisconsinMedicare AdvantageWIprior auth requiredOct 1, 2021Medicare Prior Auth (PA) Code Matrix (Wisconsin), effective Q4 2021
Molina Healthcare, Inc. (national grid)Molina national (MHI) Medicare gridAllprior auth requiredOct 1, 2021Medicare Prior Auth (PA) Code Matrix (national), effective Q4 2021
Passport by Molina Healthcare (Kentucky)MedicaidKYprior auth requiredcancer dx via EvolentJul 1, 2026Kentucky Medicaid Prior Auth (PA) Code Matrix and Kentucky PA Code Exceptions, effective Q3 2026
Rocky Mountain Health PlansRocky Mountain Medicare Advantage D-SNPCOprior auth under conditionssite of care: outpatientFeb 1, 2025Rocky Mountain Health Plans Medicare Advantage Dual-Special Needs Plans – prior authorization Effective February 1, 2025
UnitedHealthcareUnitedHealthcare Complete (Individual & Family plans)Allprior auth requiredSep 1, 2026Prior authorization requirements for UnitedHealthcare Complete Effective September 1, 2026
UnitedHealthcareUnitedHealthcare Individual Exchange plansAllprior auth requiredOct 1, 2026Prior authorization requirements for UnitedHealthcare Individual Exchange plans Effective October 1, 2026
UnitedHealthcare Community PlanUnitedHealthcare Community Plan of Hawaii (QUEST Integration)HIprior auth under conditionssite of care: outpatientOct 1, 2026Prior authorization requirements for UnitedHealthcare Community Plan of Hawaii Effective October 1, 2026
UnitedHealthcare Community PlanUnitedHealthcare Community Plan of KentuckyKYprior auth under conditionssite of care: outpatientJul 1, 2026Prior authorization requirements for UnitedHealthcare Community Plan of Kentucky Effective July 1, 2026

Payer coverage policies that name Q5112

Q5112 appears in 20 coverage policies from Aetna, Blue Cross & Blue Shield of Mississippi, BlueCross BlueShield of South Carolina, Centene, Health Care Service Corporation (BCBS IL, TX, OK, NM, MT), Premera Blue Cross, UnitedHealthcare, Wellmark Blue Cross Blue Shield.

PayerPolicyRole in policyReviewedDocument
AetnaFam-trastuzumab Deruxtecan-nxki (Enhertu) (0966)listed, no stanceSep 17, 2026payer document
AetnaPembrolizumab Products (Keytruda and Keytruda Qlex) (0890)listed, no stanceJul 14, 2026payer document
AetnaPertuzumab Products (0973)listed, no stanceApr 27, 2026payer document
AetnaPharmacogenetic and Pharmacodynamic Testing (0715)listed, no stanceOct 8, 2026payer document
AetnaTrastuzumab Products (0313)covered if criteria are metJun 8, 2026payer document
Blue Cross & Blue Shield of MississippiBiosimilar Medications (L.5.01.593)listed, no stancepayer document
Blue Cross & Blue Shield of MississippiBiosimilar Medications (S.5.01.593)listed, no stancepayer document
BlueCross BlueShield of South CarolinaTrastuzumab (CAM 353)listed, no stanceApr 1, 2026payer document
CenteneTrastuzumab/Biosimilars, Trastuzumab-Hyaluronidase Reference Number: CP.PHAR.228 (CP.PHAR.228)covered if criteria are metMay 1, 2026payer document
Health Care Service Corporation (BCBS IL, TX, OK, NM, MT)Oncology and Supportive Care Medications (RX502.061)
oysk | Hycleta™
listed, no stanceJan 1, 2027payer document
Premera Blue Cross(effective January 1, 2027) HER2 Inhibitors (5.01.514)listed, no stanceSep 8, 2026payer document
UnitedHealthcareMaximum Dosage and Frequency (CS2026D0034AV)listed, no stanceAug 1, 2026payer document
UnitedHealthcareMaximum Dosage and Frequency (2026D0034AU)listed, no stanceAug 1, 2026payer document
UnitedHealthcareMaximum Dosage and Frequency (for Ohio Only) (CSOH2026D0034.K)listed, no stanceMay 1, 2026payer document
UnitedHealthcareMaximum Dosage and Frequency (for Pennsylvania Only) (CSPA2026D0034AS)listed, no stanceMay 1, 2026payer document
UnitedHealthcareMedicare Part B Step Therapy Programs (IAP.001.30)
Non-Preferred
listed, no stanceJul 1, 2026payer document
UnitedHealthcareOncology Medication Clinical Coverage (2026D0030AR)listed, no stanceSep 1, 2026payer document
UnitedHealthcareOncology Medication Clinical Coverage (CS2026D0030AR)listed, no stanceSep 1, 2026payer document
UnitedHealthcareOncology Medication Clinical Coverage (for Pennsylvania Only) (CSPA2026D0030II)listed, no stanceJul 1, 2026payer document
Wellmark Blue Cross Blue ShieldTrastuzumab (05.04.23)listed, no stanceAug 1, 2026payer document

Recent prior-auth changes

  • Oct 14, 2026: PA removed, Humana
  • Jan 1, 2026: PA removed, Molina Healthcare of Michigan
  • Jan 1, 2026: PA removed, UnitedHealthcare Community Plan
  • Jan 1, 2023: PA removed, Molina Healthcare of Ohio
  • Sep 1, 2022: PA added, Blue Shield of California Promise Health Plan
  • Jun 1, 2022: PA removed, Blue Shield of California Promise Health Plan

Medicaid fee-for-service

Prior authorization required or conditional in VA.

  • AZ: $25.91 (asc), effective Oct 1, 2026
  • FL: $120.00 (physician_administered_drugs), effective Jan 1, 2026
  • IL: $29.00 (practitioner), effective Apr 1, 2026
  • IN: $78.82 (professional, Advanced Practice Nurse (85%), non-facility), effective Jul 16, 2020
  • KS: $32.79 (default), effective Oct 1, 2026
  • KY: $27.27 (asc), effective Jan 1, 2026
  • NE: $20.98 (injectables), effective Jul 1, 2026
  • OH: $29.81 (provider_administered_drugs), effective Jul 1, 2026
  • OK: $20.99 (physician, non-facility), effective Jul 1, 2026
  • TX: $27.27 (nurse_practitioner_clinical_nurse_specialist, Nurse Practitioner/Clinical Nurse Specialist, non-facility), effective Sep 1, 2026
  • VA: $20.98 (medical), effective Jul 1, 2026
  • VT: $14.44 (outpatient_hospital_opps), effective Feb 1, 2026
  • WY: $12.90 (outpatient_hospital_apc, Ambulatory Surgical Centers), effective Apr 1, 2026

From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.