| Rank | Abbreviation | Meaning |
|---|
| ***** | PHCA | Pharmaceutical and Health Care Association of the Philippines
| |
| ***** | PHCA | Professional Health Care Associates
| |
| **** | PHCA | Pediatric Health Care Associates
| |
| *** | PHCA | Pearl Harbor Christian Academy
| |
| *** | PHCA | posterior humeral circumflex artery
| |
| ** | PHCA | Primrose Hill Community Association
| |
| ** | PHCA | 3-prenyl4-hydroxycinnamic acid
| |
| ** | PHCA | Preventive Health Care Application
| |
| ** | PHCA | Physicians Health Care Alliance
| |
| ** | PHCA | Polish Hill Civic Association
| |
| * | PHCA | Preventive Health Care for the Aging
| |
| * | PHCA | Pennsylvania Health Care Association
| |
| * | PHCA | Profound Hypothermic Circulatory Arrest
| |
| * | PHCA | Prepaid Health Care Act
| |
| * | PHCA | Plaza Heights Christian Academy
| |
| * | PHCA | profoundly hypothermic circulatory arrest
| |
| * | PHCA | Preventive Health Care for Adults
| |
| * | PHCA | Petersburg Health Care Alliance
| |
| * | PHCA | Pharaoh Hound Club of America
| |
| * | PHCA | Pimmit Hills Citizens Association
| |
| * | PHCA | Pentecostal Holiness Church of America
| |
| * | PHCA | Primary Health Care Approach
| |
| * | PHCA | Pine Harbor Christian Academy
| |
| * | PHCA | profound hypothermia and circulatory arrest
| |
| * | PHCA | Pocono Healthy Communities Alliance
| |