In some states herbology is included in the scope of practice D. Ac. All methods of Oriental Medicine R. Ac. Candidates musr meet minimum eligibility requirements to allowed to take the exam. The abbreviation for the title is Dipl. Several states have their own exams and requirements.
Many pertinent issues are matters of personal preferences.
Essence is the keyword for this issue. The important thing is whether the practitioner takes precautions against causing or spreading infection. No form of medicine does. Your current diagnosis should determine how much treatment you need, not your bank account. However, the work of health maintainence should progressively shift from practitioner to patient.