I really doubt that in any of the 50 states that Medicaid would pay for Invisalign, or ANY less expensive teeth straightening method at all.

Since there are some differences between state programs, it is possible that one state might make exceptions if the treatment is considered medically necessary. Source. Related to "Does Medicaid Cover Invisalign Braces?

Medicaid does not cover Invisalign treatment.

Las Cruces Orthodontics has a mission to provide quality dental care to underserved children and proudly accepts Medicaid.
If you are living in the state of Colorado, you can get Medicaid Braces if you are deemed medically necessary. Find Out If You Qualify For Invisalign With Medical Card. You put money into the account and can use it to cover certain medical, dental, and orthodontic costs, including Invisalign clear aligners. Contact Las Cruces Orthodontics (575) 640-3367 to find out if your Medicaid insurance will cover your orthodontic treatment.

Generally, Medicaid does cover orthodontic services only for children below 21 years of age and only those members who qualify under State Medicaid guidelines.

A health savings account, or HSA, is a special savings account designed for people with a high-deductible health insurance plan. If you receive medical and dental coverage for your children using Medicaid insurance in Illinois, you may be eligible to receive orthodontic care like braces from The Orthodontic Experts. Treatment with metal braces could be covered by Medicaid, but unfortunately, it does not cover cosmetic options like clear braces or Invisalign. Invisalign and Medicaid.

Since there are some differences between state programs, it is possible that one state might make exceptions if the treatment is considered medically necessary. Well I am not sure about Invisalign but yes it does cover braces.
Invisalign and Medicaid Medicaid does not cover Invisalign treatment. You may set aside up to $3,400 for an individual or $6,750 for a family annually.