Longman Dictionary of Contemporary English
family doctor
noun
EXAMPLES FROM CORPUS
▪ Do not attempt any diet without consulting your family doctor or specialist.
▪ Lily had suggested to Muriel that they buy a wheelchair and take Rory out, and the family doctor had been enthusiastic.
▪ The family doctor was a name on a card rather than a face to be recognised in the street.
▪ The jury retired to consider its verdict in the trial of Harold Shipman, the family doctor accused of killing 15 patients.
▪ The system of paying the family doctor retained the pre-1948 idea of a payment per patient registered with that doctor.
Wiktionary
family doctor
n. A practitioner of family medicine.
WordNet
family doctor
n. a general practitioner who treats all the family members
Usage examples of "family doctor".
He exchanged significant glances with our host, who, at that moment, was called away by the announcement that the family doctor had arrived, and was ready to see him in his sister's room.
It occurred to me there was an anomaly here: a show girl, a woman in night life, with an old-fashioned family doctor.
That way, he could've put her to bed and called his family doctor.