Legal analysis: Whether the money in the medical insurance card can be used for B-ultrasound, the money in the medical insurance card belongs to the personal medical insurance account, which is a special fund for individuals to see a doctor. Doing B-ultrasound belongs to the diagnosis process of seeing a doctor. Doing B-ultrasound can use the balance in the personal account of the medical insurance card, but it is not within the scope of reimbursement.

legal basis: regulations on the supervision and administration of the use of medical insurance funds

article 8 the use of medical insurance funds shall conform to the scope of payment stipulated by the state.

The payment scope of medical insurance fund shall be formulated by the administrative department of medical insurance of the State Council according to law. The people's governments of provinces, autonomous regions and municipalities directly under the Central Government shall, in accordance with the authority and procedures prescribed by the state, supplement the specific items and standards paid by medical security funds within their respective administrative areas and report them to the administrative department of medical security of the State Council for the record.

article 9 the state establishes and improves a unified national medical security management system, provides standardized and standardized medical security handling services, and realizes full coverage of provinces, cities, counties, towns (streets) and villages (communities).

article 1 medical insurance agencies shall establish and improve business, financial, safety and risk management systems, do a good job in service agreement management, cost monitoring, fund allocation, treatment review and payment, and regularly disclose the income, expenditure and balance of medical insurance funds to the public and accept social supervision.

article 11 the medical security agency shall establish a collective negotiation and consultation mechanism with the designated medical institutions, reasonably determine the budget amount and disbursement time of the medical security fund of the designated medical institutions, and negotiate and sign a service agreement with the designated medical institutions according to the needs of safeguarding public health and managing services, standardize medical service behavior, and clarify the behaviors and responsibilities of violating the service agreement.

the medical insurance agency shall announce the list of designated medical institutions that have signed service agreements to the public in a timely manner.

the administrative department of medical security should strengthen supervision over the conclusion and performance of service agreements.