Yes, if you have a chronic illness, you are entitled to receive NHS treatment. The NHS provides care for a wide range of chronic conditions, including diabetes, asthma, and heart disease. You should register with a GP who can help manage your condition and coordinate your treatment plan. It's important to keep your GP informed about any changes in your health so they can adjust your care accordingly. Additionally, you may be eligible for support services, such as physiotherapy or counselling, depending on your specific needs. Don't hesitate to reach out to your local NHS services for assistance.