| K0 | Lwr ext prost functnl lvl 0 |
| K1 | Lwr ext prost functnl lvl 1 |
| K2 | Lwr ext prost functnl lvl 2 |
| K3 | Lwr ext prost functnl lvl 3 |
| K4 | Lwr ext prost functnl lvl 4 |
| KA | Wheelchair add-on option/acc |
| KB | >4 modifiers on claim |
| KC | Repl special pwr wc intrface |
| KD | Drug/biological dme infused |
| KE | Bid under round 1 dmepos cb |
| KF | Fda class iii device |
| KG | Dmepos comp bid prgm no 1 |
| KH | Dmepos ini clm, pur/1 mo rnt |
| KI | Dmepos 2nd or 3rd mo rental |
| KJ | Dmepos pen pmp or 4-15mo rnt |
| KK | Dmepos comp bid prgm no 2 |
| KL | Dmepos mailorder comp bid |
| KM | Rplc facial prosth new imp |
| KN | Rplc facial prosth old mod |
| KO | Single drug unit dose form |
| KP | First drug of multi drug u d |
| KQ | 2nd/subsqnt drg multi drg ud |
| KR | Rental item partial month |
| KS | Glucose monitor supply |
| KT | Item from noncontract supply |
| KU | Dmepos comp bid prgm no 3 |
| KV | Dmepos item, profession serv |
| KW | Dmepos comp bid prgm no 4 |
| KX | Documentation on file |
| KY | Dmepos comp bid prgm no 5 |
| KZ | New cov not implement by m+c |
