The state is investigating a Spokane, Wash.-based dentist's credentials after he allegedly prescribed opioids to his sister 21 times and then took them for himself, according to The Spokesman-Review. 

Walmart Health has selected Roshan Parikh, DDS, to serve as the retail giant's head of dentistry, according to a Nov. 20 news release.

Here's the latest roundup of dental companies that have been in the headlines, including Smile Brands and SmileDirectClub.

The Delta Dental of Illinois Foundation and The Illinois Children's Healthcare Foundation are donating $1.1 million to12 health clinics throughout the state to integrate medical and dental care, according to a Nov. 20 news release. 

The U.S. government approved two forensic dentistry guidelines developed by the American Dental Association Standards Committee on Dental Informatics, one of which was created in response to the 9/11 attack. 

A Hialeah, Fla.-based dentist was airlifted to a nearby hospital Nov. 19 after being shot at the practice, according to local news station WSVN.

A dentist at Quakertown, Pa.-based Upper Bucks Dental Arts claims to have found methamphetamines in a dental assistant's pocket when the two were performing a root canal procedure, according to The Morning Call.

Cleveland-based Case Western Reserve University was gifted $3 million to create endowed scholarships for dental, medical and nursing students, according to Cleveland.com.

Provo, Utah-based Curve Dental, a dental software provider, upgraded its cloud platform so dentists can send a new prescription or renewal to pharmacies from any digital device, according to a Nov. 19 news release. 

Convergent Dental, developer of Solea dental laser, appointed Wayne Craig as its new national VP of sales, according to a Nov. 19 news release.