NEWBURYPORT (CBS) – Federal agents raided the Newburyport office of former celebrity psychiatrist Dr. Keith Ablow Thursday.

Agents from the Drug Enforcement Administration were seen taking items out of the Ablow Center on Water Street. DEA spokesman Tim Desmond would only say they were executing a court-authorized search warrant as “part of an ongoing investigation.”

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“All of a sudden there were probably seven or eight DEA and police in their jackets coming out with many different sizes of boxes that were all had evidence on them and were taped up,” a witness who did not want to be identified said. “Then they were bringing out a couple of computer screens.”

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Ablow is an author and has appeared on several television shows. His medical license was revoked last year after he was accused of inappropriate sexual activity with patients and illegally giving prescriptions to employees.

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Ablow has denied the allegations. A civil malpractice lawsuit against him was settled in June 2019, but his medical license remains suspended.