NHS complaint (GP or hospital)

Typical aim: Investigation; apology; remedy
Be specific: dates, times, order numbers, names, promises made, and the resolution you want.
We’ll reference:
Acts & laws: NHS Complaints Regulations 2009; Health and Social Care Act 2012; NHS Constitution
Ombudsman/Regulator: PALS → PHSO
Guidance: https://www.nhs.uk/using-the-nhs/about-the-nhs/how-to-complain-to-the-nhs/