The salary level for senior and middle-level medical personnel in Poland can vary depending on factors such as experience, qualifications, specialization, and the type of institution. However, on average, senior-level medical personnel tend to earn a higher salary compared to middle-level personnel. The salary range for senior-level medical professionals is typically between 2 500 euros gross per month and 4,000 euros gross, while middle-level personnel can expect a salary range of 1,000 to 2,000 euros gross per month.