Yes, it can be difficult to find a practitioner.
Good to hear you mobility is improving.
You have alot going on so it can take some time for everything to be resolved.

Have you checked the MWOD list for a practitioner in your area?
This can be a first step.

Have you asked your primary care about seeing someone who specializes in pelvic floor dysfunction?
Or ask family, friends, other gym members if they know of one.

Have you reset set your pelvis as shown
Low Back Tweak Fast Fixes

Adding electrolytes to your water are you dehydrated?
Do you have numbness and/or tingling in the hands and feet?
Change in skin color?
Muscle cramps?
If so see a doctor asap.

Did you ask your PT how they reached the diagnosis of pubic instability?
What is the plan to address this?

Do you understand how to fully relax and fully contract your pelvic floor?
 Yes, hypertonic pelvic floor muscles can cause urinary frequency, urgency, hesitancy, stopping and starting of the urine stream, painful urination, or incomplete emptying.
Possibility of a combination of hypertonic and hypotonic pelvic floor muscles.