This code system http://terminology.hl7.org/CodeSystem/insurance-plan-type defines many codes, of which the following are a subset:

CodeDisplay
medical Medical
dental Dental
mental Mental Health
subst-ab Substance Abuse
vision Vision
Drug Drug
short-term Short Term
long-term Long Term Care
hospice Hospice
home Home Health
 <status value="draft"/> <experimental value="false"/> <date value="2020-11-07T09:27:49+11:00"/> <publisher value="FHIR Project team"/> <contact> <telecom> <system value="url"/> <value value="http://hl7.org/fhir"/> </telecom> </contact> <description value="This example value set defines a set of codes that can be used to indicate a type of insurance plan."/> <caseSensitive value="true"/> <valueSet value="http://terminology.hl7.org/ValueSet/insuranceplan-type"/> <content value="fragment"/> <concept> <code value="medical"/> <display value="Medical"/> </concept> <concept> <code value="dental"/> <display value="Dental"/> </concept> <concept> <code value="mental"/> <display value="Mental Health"/> </concept> <concept> <code value="subst-ab"/> <display value="Substance Abuse"/> </concept> <concept> <code value="vision"/> <display value="Vision"/> </concept> <concept> <code value="Drug"/> <display value="Drug"/> </concept> <concept> <code value="short-term"/> <display value="Short Term"/> </concept> <concept> <code value="long-term"/> <display value="Long Term Care"/> </concept> <concept> <code value="hospice"/> <display value="Hospice"/> </concept> <concept> <code value="home"/> <display value="Home Health"/> </concept> </CodeSystem>