is it mandated by law for medical personnel to report sexual assaults in louisiana

Yes. It is

Professionals Required to Report Citation: Children's Code art. 603(13)

Mandatory reporters include any of the following individuals performing their occupational duties:

• Health practitioners, including physicians, surgeons, physical therapists, dentists, residents, interns, hospital staff members, podiatrists, chiropractors, licensed nurses, nursing aides, dental hygienists, emergency medical technicians, paramedics, optometrists, medical examiners, or coroners
• Mental health/social service practitioners including psychiatrists, psychologists, marriage or family counselors, social workers, members of the clergy, aides, or other individuals who provide counseling services to a child or his or her family
• Members of the clergy, including priests, rabbis, duly ordained clerical deacons or ministers, or Christian Science practitioners
• Teachers, child care providers, teacher's aides, instructional aides, school principals, school staff members, probation officers, foster home parents, group home or other child care institutional staff members, personnel of residential home facilities, or licensed or unlicensed daycare providers
• Police officers or law enforcement officials
• Commercial film and photographic print processors
• Mediators
• Parenting coordinators

Reporting by Other Persons Citation: Children's Code art. 609

Any other person who has cause to believe that a child's health is endangered as a result of abuse or neglect may report.

Standards for Making a Report Citation: Children's Code art. 609; 610

A report is required when:

• A reporter has cause to believe that a child's health is endangered as a result of abuse or neglect.
• A commercial film or photographic print processor has knowledge of or observe any film, photograph, videotape, negative, or slide depicting a child, whom he or she knows or should know is under age 17, that constitutes child pornography.

Privileged Communications Citation: Children's Code art. 603; 609

A clergy member is not required to report a confidential communication from a person to a member of the clergy who, in the course of the discipline or practice of that church, denomination, or organization, is authorized or accustomed to hearing confidential communications, and under the discipline or tenets of the church, denomination, or organization has a duty to keep such communications confidential.

Notwithstanding any claim of privileged communication, any mandatory reporter who has cause to believe that a child's physical or mental health or welfare is endangered as a result of abuse or neglect, or that abuse or neglect was a contributing factor in a child's death, shall report.

Inclusion of Reporter's Name in Report Citation: Children's Code art. 610

The report must include the name and address of the reporter.

Disclosure of Reporter Identity Citation: Rev. Stat. § 46:56(8)(b)

The identity of the reporter shall not be released unless a court finds that the reporter knowingly made a false report.

Information Source http://www.childwelfare.gov/index.cfm