The study determined the medicinal plants used by the Indigenous People of Cawilan, Tubod Surigao del Norte. It identified the part of the plant used, methods of preparing the plant parts, how the prepared herbal medicine administered and what particular ailments can be treated by the identified medicinal plants. The study includes 80 respondents from the Indigenous People of the said research locale. Descriptive survey and purposive sampling were used to include individual who possessed deep understanding of the medicinal plants. The was analyze using the following descriptive statistical tool: (a) Percentage Distribution, (b) Analysis of Variance (ANOVA), and (c) Pearson R. The findings reveals that there is 25 identified medicinal plants, which Hilbas (Artemisia vulgaris) got the highest percentage of 10% and Tanglad (Cymbopogon citratus) obtain the lowest percentage of 1% of all the identified medicinal plants. Out of all the identified medicinal plants, 5 plant parts were utilized. Furthermore, there were 4 methods of preparation used with the identified medicinal plants and 4 methods of administration were identified in treating certain ailments. Lastly, 16 ailments were determined that can be cured by the identified medicinal plants. According to the findings and conclusion drawn from the data collected, Indigenous People of Cawilan, Tubod Surigao del Norte practiced and used medicinal plants in treating certain ailments. Further research is recommended on the effectiveness of medicinal plants in treating certain ailments.