| Naics index | Naics index description |
|---|---|
| 621991 | Eye banks |
| 621991 | Human egg or ova banks |
| 621991 | Human embryo storage services |
| 621991 | Organ banks, body |
| 621991 | Organ donor centers, body |
| 621991 | Placenta banks |
| 621991 | Plasma collection services |
| 621991 | Plasmapheresis centers |
| 621991 | Sperm banks, human |
| 621999 | Blood pressure screening facilities |