This is the 3559th most frequent Russian word.
семейного
"Of family" or "family-related."
Here, 'семейного' modifies 'врача', indicating the function as 'family' pertaining to a profession.
Мы посетили семейного врача для консультации.
We visited a family doctor for a consultation.
In this context, 'семейного' describes 'бюджета', showing possession or relation to the family.
На мероприятии обсуждались вопросы семейного бюджета.
At the event, issues of the family budget were discussed.
This usage of 'семейного' illustrates association with 'завещанию', denoting family involvement.