Relieve pain, prevent injury, and increase performance. Get customized mobility coaching developed by Dr. Kelly Starrett.
Improve range of motion is one impacting factor.
Good to hear with more research you were able to identify the situation more clearly.
You can do a search on the Mobility Wod List, ask family, friends, gym community if they can recommend a practitioner. Consistent work is key when changing movement patterns.
Look forward to hearing how things are progressing.