MPs claim that there is no strong national leadership of diabetes services, no performance incentives for care providers and no accountability arrangements for NHS commissioners.
They added that they have seen no evidence that the new NHS structure will address these concerns.
The committee called on the Department of Health to set out how improvements on diabetes services will be delivered in the reformed NHS.
More top news
International Great Britain triathlete Eleanor Penrose was taken to an A&E department twice in the space of 24 hours in August 2015.
Entertainer made a blind woman feel "completely and utterly trapped" when he assaulted her in hospital bedroom, a court has been told.
A Border patrol on the frontier that separates Texas from Mexico hopes Donald Trump will keep his vow to tackle illegal immigration.