4
Roughly months 2-6 of your timeline, running alongside your location work.
Sole proprietorship, partnership, LLC, or corporation, each with different liability protection and tax tradeoffs.
Check name and domain availability, search the USPTO trademark database, file a DBA if needed, and apply for an EIN through the IRS. SBA's Register Your Business page has a built-in state selector.
Every state has its own veterinary medical board and requirements. DVM licensing requires passing the NAVLE; AVMA maintains a directory of every state board. Also required: USDA accreditation (via the National Veterinary Accreditation Program), DEA registration (via the DEA's Diversion Control Division), state controlled substance licensing, facility/business licensing, and local permits.
General liability, professional liability (malpractice), workers' comp, commercial property, business interruption, cyber liability, and EPLI. AVMA PLIT is the standout option, the veterinary profession's own liability trust since 1962.