Answer by
LeheckaG (1826)
Algiatry or Pain management specialists are typically:
Anesthesiologists, neurologists, physiatrists, or psychiatrists
Unfortunately;
Medicaid is state-specific so start with contacting your specific state's medicaid benefits program.
Alternatively;
You could look through your local doctors
(Telephone Yellow pages, Doctor referral services, Hospitals, ...)
with those specialties,
and ask them with ones accept Medicaid.