Yes, there are specialists within Natural Family Planning Practitioners that are specially trained to assist with conception issues. A special type of cycle charting is used to assist in determining the underlying root cause of infertility and prescribe treatments that support conception occurring within the body naturally. A list of specialists is listed under Resources on the website.
Follow link to read about the USCCB information about infertility and treatment. https://www.usccb.org/topics/natural-family-planning/infertility