Legal analysis: the application form for replacement of lost doctor qualification certificate obtained from the doctor qualification examination is in duplicate, and the photo of the applicant on the application form must be stamped with the official seal of the practicing institution; The original statement of loss and invalidity published in newspapers and periodicals publicly issued at or above the municipal level; Original and photocopy of "Application Form for Registration of Physician Qualification Examination and Granting Physician Qualification" 1 copy; Original and photocopy of ID card 1 copy; Two recent (within 6 months) bareheaded two-inch color photos.

Legal basis: Law of People's Republic of China (PRC) on Medical Practitioners.

Article 3 Doctors should have good professional ethics and medical practice level, carry forward the humanitarian spirit, and perform the sacred duties of preventing and treating diseases, saving lives and protecting people's health.

The whole society should respect doctors. Doctors perform their duties according to law and are protected by law.

Article 4 The administrative department of health of the State Council shall be in charge of the work of doctors throughout the country.

The administrative department of health of the local people's governments at or above the county level shall be responsible for the management of the work of doctors within their respective administrative areas.

Nineteenth medical practitioners who apply for individual practice must practice in medical, preventive and health care institutions for five years after registration, and go through the examination and approval procedures in accordance with the relevant provisions of the state; No one is allowed to practice medicine without approval.

The administrative department of health of the local people's governments at or above the county level shall, in accordance with the provisions of the administrative department of health of the State Council, conduct regular supervision and inspection of individual doctors practicing medicine. If one of the circumstances stipulated in Article 16 of this Law is found, the registration shall be cancelled in time and the doctor's practice certificate shall be withdrawn.