New York Suspended Physician License After Illegal Prescribing
Dr. Marianne Gillow faced a suspension after pleading guilty to illegally prescribing oxycodone for a patient.
Updated on Sept. 22, 2026 in Substance Abuse
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The New York State Department of Health suspended Dr. Marianne Gillow’s medical license effective August 18, 2026. The action follows a guilty plea regarding the illegal prescription of oxycodone intended for Maura Mandt during 2019.
Why it matters
The suspension serves as a regulatory response to the professional misconduct linked to the death of Maura Mandt. It highlights the state’s enforcement of controlled substance laws within medical practice.
Dr. Marianne Gillow faced a 43-count indictment and received a $5,000 fine for her role in the illegal prescriptions. The physician had previously maintained a 35-year medical career before the suspension.
The players
Dr. Marianne Gillow
She is a physician who faced license suspension following a guilty plea regarding the illegal prescription of controlled substances.
Maura Mandt
She was a production company staffer who died of heart-disease-related complications in 2020.
State Department of Health
This is the New York agency responsible for regulating medical professionals and issuing disciplinary orders.
State Board for Professional Medical Conduct
This board oversees disciplinary hearings for medical practitioners operating within New York.
The details
Dr. Marianne Gillow admitted to illegally filling prescriptions for oxycodone for a production company staffer between June and July 2019. Maura Mandt, for whom the medication was intended, died of heart-disease-related complications on February 28, 2020.
Timeline
Dr. Gillow illegally filled prescriptions during June and July 2019.
Maura Mandt died on February 28, 2020.
Dr. Gillow pleaded guilty to charges in April 2026.
The state ordered the license suspension on August 18, 2026.
A hearing regarding license status will occur within 90 days of August 18, 2026.
The Big Picture
The disciplinary action against Dr. Gillow follows the regulatory standards established by the New York State Controlled Substances Act prescription requirements. The case reflects a broader institutional commitment to enforcing professional accountability regarding the distribution of opioid medications.
This license suspension prevents Dr. Gillow from seeing patients or writing prescriptions effective August 18, 2026. Individuals previously under her care must now find new providers to manage their ongoing medical needs.
The takeaway
This case underscores the severe legal and professional consequences for physicians who bypass controlled substance regulations. Patients are reminded to ensure all prescribed medications are obtained through standard, transparent clinical procedures.
What happens next
The State Board for Professional Medical Conduct will hold a hearing within 90 days of August 18, 2026, to determine the permanent status of Dr. Gillow’s medical license.
Further reading
Learn more about state oversight regarding Substance Abuse in medical practice.
Source note: This article includes information reported by Daily News.
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Should physicians who have pleaded guilty to illegal prescription practices lose their medical licenses permanently?
