Manveen Duggal MD became an Endocrinology, Diabetes, & Metabolism doctor in 1990. Male doctor. Specialty Dr. Duggal specializes in the following: Endocrinology, Diabetes, & Metabolism Location Kent 1234 S Governors Ave Dover DEĀ  19904 phone: 302-734-5438 fax: 302-734-2297 email: website: Education Dr. Duggal was educated at the following institutions: Medical School Attended: Maulana Azad Med