| NAPPI | National Pharmaceutical Price Index 
| Others |
| NAPPI | Naval Aviation Production Process Improvement
| Others |
| NAPPI | Naval Aviator Production Process Improvement
| Others |
| NAPPI | Non Abusive Physical and Psychological Intervention
| Others |
| NAPPI | Non Abusive Psychological and Physical Interventions
| Others |
| NAPPI | Non Abusive Psychological Physical Intervention
| Others |
| NAPPI | Non Abusive Psycological Physical Interventions
| Others |