According to the American Association of Colleges of Podiatric Medicine, a Doctor of Podiatric Medicine (DPM) is a medical specialist who diagnoses and treats conditions affecting the foot, ankle, and structures of the leg.
The NVC is a Department of State (DOS) facility that handles immigrant visa-processing. liaison between USCIS, the green card applicant(s) and the consular post abroad. After USCIS approves your immigrant petition (I-130 or I-140), USCIS will submit your approval to NVC.
Form N-600 is the application issued by U.S. Citizenship and Immigration Services (USCIS) allowing a person who is automatically eligible for U.S. citizenship based on the citizenship or naturalization of his or her parent to request a certificate proving that fact.