Coding and Billing Information
The importance of simplified, accurate coding and billing is second only to the vaccines themselves. flu360™ helps navigate complexities- CPT codes, NDC numbers, coding based on payer, and more- to aid in the reimbursement process.

Consider this your go-to coding and billing resource for our portfolio of vaccines
You can access CPT codes as well as administrative coding details, such as HCPCS codes, ICD-10 codes,and modifier 25 guidance.
Have reimbursement-related questions?
Call flu360 | Support at 855-358-8966, option 2.

Quick Coding Reference
Easily find CPT codes, NDC numbers, CVX codes, and more.*
FLUAD® QUADRIVALENT
FLUCELVAX® QUADRIVALENT
AFLURIA® QUADRIVALENT
Seqirus Vaccine Product Description |
Presentation/ Dose1 |
Age Indication1 |
Vaccine Product CPT Code2 |
2021-2022 NDC Unit-of-Use2 |
2021-2022 NDC Carton2 |
CVX Code†2 |
---|---|---|---|---|---|---|
FLUAD® QUADRIVALENT (Influenza Vaccine, Adjuvanted) |
Pre-filled syringe 0.5 mL |
65 years and older |
90694 | 70461-121-04 | 70461-121-03 | 205 |
Seqirus Vaccine Product Description |
Presentation/ Dose3 |
Age Indication3 |
Vaccine ProductCPT Code2 | 2021-2022 NDC Unit-of-Use2 |
2021-2022 NDC Carton2 |
CVX Code†2 |
---|---|---|---|---|---|---|
FLUCELVAX® QUADRIVALENT (Influenza Vaccine) |
Pre-filled syringe 0.5 mL |
6 months and older |
90674 | 70461-321-04 | 70461-321-03 | 171 |
coding.billing.Multi-dose viala coding.billing.5ml |
6 months and older |
90756 | 70461-421-11 | 70461-421-10 | 186 |
Seqirus Vaccine Product Description |
Presentation/ Dose4 |
AgeIndication4 | Vaccine ProductCPT Code2 | 2021-2022 NDC Unit-of-Use2 |
2021-2022 NDC Carton2 |
CVX Code†2 |
---|---|---|---|---|---|---|
AFLURIA® QUADRIVALENT (Influenza Vaccine) |
Pre-filled syringe 0.25 mL |
6 through 36 months |
90685 | 33332-221-21 | 33332-221-20 | 161 |
Pre-filled syringe 0.5 mL |
36 months and older |
90686 | 33332-321-01 | 33332-321-01 | 150 | |
coding.billing.Multi-dose vialb coding.billing.5ml |
6 through 35 months |
90687 (0.25-mL dose) | 33332-421-11 | 33332-421-11 | 158 | |
coding.billing.36 months and older |
90688 (0.5-mL dose) |
-
FLUAD® QUADRIVALENT
FLUAD® QUADRIVALENT
(Influenza Vaccine,Adjuvanted)
-
Presentation/Dose4
Pre-filledsyringe 0.5 mL
-
AgeIndication4
65 yearsand older
-
Vaccine ProductCPT Code2
90694
-
2021-2022NDC Unit-of-Use2
70461-121-04
-
2021-2022NDC Carton2
70461-121-03
-
CVXCode†2
205
-
-
FLUCELVAX®
QUADRIVALENTFLUCELVAX® QUADRIVALENT
(Influenza Vaccine)
-
Presentation/Dose4
Pre-filledsyringe 0.5 mL
-
AgeIndication4
6 monthsand older
-
Vaccine ProductCPT Code2
90674
-
2021-2022NDC Unit-of-Use2
70461-321-04
-
2021-2022NDC Carton2
70461-321-03
-
CVXCode†2
171
-
Presentation/Dose4
coding.billing.Multi-dose viala coding.billing.5ml
-
AgeIndication4
6 monthsand older
-
Vaccine ProductCPT Code2
90756
-
2021-2022NDC Unit-of-Use2
70461-421-11
-
2021-2022NDC Carton2
70461-421-10
-
CVXCode†2
186
-
-
AFLURIA® QUADRIVALENT
AFLURIA® QUADRIVALENT
(Influenza Vaccine)
-
Presentation/Dose4
Pre-filledsyringe 0.25 mL
-
AgeIndication4
6 through35 months
-
Vaccine ProductCPT Code2
90685
-
2021-2022NDC Unit-of-Use2
33332-221-21
-
2021-2022NDC Carton2
33332-221-20
-
CVXCode†2
161
-
Presentation/Dose4
Pre-filledsyringe 0.5 mL
-
AgeIndication4
36 monthsand older
-
Vaccine ProductCPT Code2
90686
-
2021-2022NDC Unit-of-Use2
33332-321-02
-
2021-2022NDC Carton2
33332-321-01
-
CVXCode†2
150
-
Presentation/Dose4
coding.billing.Multi-dose vialb coding.billing.5ml
-
AgeIndication4
6 through35 months
36 monthsand older
-
Vaccine ProductCPT Code2
90687 (0.25-mL dose)
90688 (0.5-mL dose)
-
2021-2022NDC Unit-of-Use2
33332-421-11
-
2021-2022NDC Carton2
33332-421-10/p>
-
CVXCode†2
158
-
*This information does not constitute a guarantee or warranty of coverage benefits or reimbursement.
†CVX=vaccine administered code indicates which product was used and is used in combination with the manufacturer (MVX) code. The MVX code for Seqirus is SEQ.
Coding is less complex with a little help
Follow this example form, and find more examples when you download our comprehensive Seqirus Coding and Billing Guide.1,5-8
Featured Resources
References: 1. FLUAD QUADRIVALENT. Package insert. Seqirus Inc; 2020. 2. Centers for Disease Control and Prevention. CPT codes mapped to CVX codes. Accessed February 18, 2021. https://www2a.cdc.gov/vaccines/iis/iisstandards/vaccines.asp?rpt=cpt 3. FLUCELVAX QUADRIVALENT. Package insert. Seqirus Inc 2021. 4. AFLURIA QUADRIVALENT. Package insert. Seqirus Inc 2020. 5. American Academy of Family Physicians. Medicare Part B and Part D vaccine coverage. Accessed November 18, 2020. https://www.aafp.org/family-physician/practice-and-career/getting-paid/coding/medicare-vaccine-coverage.html 6. Procedural Coding Expert: The Ultimate Guide to CPT® Coding. Contexo Media; 2013. 7. Centers for Medicare & Medicaid Services. ICD-10-CM tabular list of diseases and injuries. Accessed November 18, 2020. https://www.cms.gov/Medicare/Coding/ICD10/Downloads/2020-ICD-10-CM-Code-Tables.zip