Decision 1: same friendly owner, or a new one?
Some states now restrict overlapping ownership. Oregon’s SB 951 restricts dual ownership by shareholders of professional medical entities as part of its MSO control provisions.1 Before defaulting to “use the same owner everywhere,” confirm the new state permits it.
Concentration risk is real. A single friendly owner across ten PCs means one death, disability, license action, or falling-out puts every entity in play simultaneously. Groups that scale past a handful of states usually distribute ownership across several licensees, precisely so no single event is existential.
Whichever you choose, run the full vetting cycle again: license verification, disciplinary history, OIG LEIE, SAM.gov, malpractice, and other-PC disclosure. See Vet and select a friendly clinician-owner.
Decision 2: what entity form does the new state use?
Do not assume the new state mirrors the old one. The permitted form varies:- Some states require a PC; some permit a PLLC; Texas physicians commonly use a PA
- Some require licensing board pre-approval before the secretary of state will file
- Some restrict directors and officers to licensees, not just shareholders
- Naming rules differ, which may mean your brand needs a different d/b/a in each state
Decision 3: does your existing MSA work there?
Usually not without changes. The MSA that works in a moderate CPOM state may be non-compliant in a strict one. Three things to re-check with counsel licensed in the new state:- The fee structure. A percentage-of-collections fee that’s fine in one state may be a fee-splitting problem in New York or Florida. See Fee-splitting rules.
- The clinical carve-out list. Newer statutes enumerate specific functions a management entity may not control. California’s SB 351 lists determining diagnostic tests, referrals, responsibility for overall patient care, and patient volume and hours.2 Oregon’s SB 951 reaches scheduling, compensation, coding, billing, and payer terms.1 Your carve-out should cover the union of the states you operate in.
- The transfer restriction mechanics. These are the provisions most directly targeted by recent legislation and litigation.
The formation sequence
1
Confirm the new state's rules
CPOM status, permitted entity form, fee-splitting, noncompete law, board pre-approval, and any MSO registration or transaction-notice requirement. Check the legislation tracker; several states added notice regimes in 2025–2026.
2
Recruit and vet the friendly owner
Full diligence. Their own counsel.
3
Clear the name
With the secretary of state and the licensing board. Expect to need a state-specific legal name with a shared d/b/a.
4
Obtain board pre-approval if required
Budget weeks.
5
Appoint a registered agent in the new state
Consider consolidating to one national registered agent vendor now, before you have ten. See Choose registered agents across states.
6
File formation documents
Professional purpose clause, licensee attestation, share structure.
7
Foreign-qualify the MSO in the new state
Required before the MSO has employees, an office, or does business there. Missing this is a common and easily-avoided penalty. See Register entities in additional states.
8
Organizational consents, bylaws, share issuance
With the restrictive legend, referencing the new transfer restriction agreement.
9
EIN for the new PC
Free and same-day from the IRS.
10
Execute the new agreement stack
New MSA, new transfer restriction agreement, new employment agreements, new BAA, brand license extension.
11
Register for state employment taxes
For the PC (clinical employees) and the MSO (non-clinical employees) separately.
State-specific quirks that catch expanding groups
What to reuse, deliberately
Expansion should get cheaper each time. Build these as reusable assets at state two:- A formation runbook with the state-variable fields called out
- A base MSA plus state riders
- A friendly-owner diligence checklist with the verification sources
- A new-entity onboarding checklist covering NPI, bank accounts, payer enrollment, payroll registration, and bookkeeping setup — see Per-entity account checklist
- A single registered agent relationship across all states
Checklist
- New state’s CPOM status, entity form, and fee rules confirmed with local counsel
- Legislation tracker checked for pending changes
- Friendly owner recruited and fully vetted
- Overlapping-ownership restrictions checked if reusing an owner
- Name cleared with SOS and licensing board
- Board pre-approval obtained if required
- PC formed; shares issued with restrictive legend
- MSO foreign-qualified before employees arrive
- New MSA drafted for this state, not copied verbatim
- EIN obtained
- Employment tax registrations for both entities
- Formation runbook updated for state three
Next
Enroll with payers, again
Why none of your existing enrollment transfers.
Sources
- Or. S.B. 951 (2025 Reg. Sess.). Enrolled bill; Nixon Peabody, Oregon SB 951: Corporate practice of medicine law explained.
- Cal. S.B. 351 (2025), effective January 1, 2026. Summary: Benesch, California Enacts SB 351.