Ketamine Clinic Market, By Therapy Modality (On-Site/In-Clinic Therapy and Online Ketamine Therapy Consultation Services/Telehealth Therapy), By Clinical Indication (Treatment-resistant unipolar depression, Major depressive disorder with acute suicidal ideation/behavior, Bipolar depression, Post-traumatic stress disorder, Anxiety disorders, Obsessive-compulsive disorder, Substance use disorders (e.g., AUD), Neuropathic pain (e.g., CRPS, diabetic neuropathy), Chronic musculoskeletal pain (e.g., low back/osteoarthritis), Fibromyalgia, Migraine/headache disorders, and Cancer-related/palliative pain), By Route of Administration (Oral, Parenteral, and Nasal), By Patient Age Group (Adolescents (13–17), Adults (18–64), and Geriatric (65+)), By Care Type (Medication-only and Ketamine-assisted psychotherapy), By Referral Channel (Direct-to-consumer or self-referred, Physician-referred (psychiatry/primary care), and Payer/case-management referred), By Business Model (Independently owned private clinic, Franchise-Owned clinics, Hospital affiliated clinics, Research and Clinical Trial Centers, and Others (Anesthesiology/psychology practice extension)), By Geography (North America, Europe, Asia Pacific, Latin America, Middle East, and Africa)