I am not a medical health professional and any comments I post are not intended, nor should they be construed, as medical advice. If you believe you are experiencing a medical emergency, dial 911 (where applicable) or contact proper emergency service personnel.
I am not an attorney and any comments I post are not intended, nor should they be construed, as legal advice. If you need legal advice, please consult a legal expert who is familiar with the area of legal expertise you need.
All persons are presumed innocent unless convicted in a court of law or plead guilty or otherwise make a voluntary confession.
I have seen this particular case, https://www.indystar.com/story/news/2017/12/14/fertility-doctor-accused-inseminating-own-patients-court-today/951397001/, a couple of times. For example,
https://www.cnn.com/2016/09/13/health/fertility-doctor-impregnate-patients/index.html, among other links. This case dates back to 2016.
There have been other cases over the years where doctors or fertility clinic workers have used their own donations to father numerous children. This article is about a British doctor in 2012 who may have fathered over 600 children: https://www.telegraph.co.uk/news/9193014/British-man-fathered-600-children-at-own-fertility-clinic.html.
This is a different set of circumstances than those donors who are paid by sperm banks or fertility clinics: Genealogical DNA Testing vs. Sperm Banks Promise of Anonymity.