May 2019
Tips for billing medical drugs correctly
Medical billers often question how to bill appropriate quantities of National Drug Codes under the medical drug benefit. To ensure the payment you receive is accurate, submit the appropriate quantities for all NDCs.
Procedure code |
Billable units** |
Example dose |
HCPCS quantity (for dose example) |
NDC |
NDC billable unit** |
Correct NDC quantity (for dose example) |
90633 |
N/A |
0.5 ml |
1 |
00006483141 |
ml |
ML0.5 |
90647 |
N/A |
0.5 ml |
1 |
00006489700 |
ml |
ML0.5 |
90651 |
N/A |
0.5 ml |
1 |
00006411903 |
ml |
ML0.5 |
90670 |
0.5 ml |
0.5 ml |
1 |
00005197102 |
ml |
ML0.5 |
90686 |
0.5 ml |
0.5 ml |
1 |
49281041850 |
ml |
ML0.5 |
90715 |
0.5 ml |
0.5 ml |
1 |
58160084252 |
ml |
ML0.5 |
90734 |
N/A |
1 dose |
1 |
49281058905 |
If powder or oral tablet, use UN. If liquid in a vial, use ML. |
ML0.5 |
90744 |
1 dose |
0.5 ml |
1 |
58160082052 |
ml |
ML0.5 |
J0585 |
1 unit |
100 units |
100 |
00023114501 |
UN |
UN1 |
J0641 |
0.5 mg |
500 mg |
1000 |
00781320194 |
If powder or oral tablet, use UN. If liquid in a vial, use ML. |
ML50 |
J0696 |
250 mg |
250 mg |
1 |
00409733701 |
If powder or oral tablet, use UN. If liquid in a vial, use ML. |
UN1 |
J1030 |
40 mg |
40 mg |
1 |
00009028003 |
ml |
ML1 |
J1040 |
80 mg |
80 mg |
1 |
00009030602 |
ml |
ML1 |
J1100 |
1 mg |
1 mg |
1 |
63323016505 |
ml |
ML0.25 |
J1745 |
10 mg |
800 mg |
80 |
57894003001 |
UN |
UN8 |
J1568 |
500 mg |
40000 mg |
80 |
68982085004 |
ml |
ML400 |
J1885 |
15 mg |
60 mg |
4 |
00409379601 |
ml |
ML2 |
J2357 |
5 mg |
300 mg |
60 |
50242021404 |
UN |
ML2 |
J3301 |
10 mg |
80 mg |
8 |
00003029328 |
ml |
ML2 |
J3420 |
1000 mcg |
1000 mcg |
1 |
00517003225 |
ml |
ML1 |
J9155 |
1 mg |
240 mg |
240 |
55566830301 |
UN |
UN3 |
J9155 |
1 mg |
240 mg |
240 |
55566840301 |
UN |
UN2 |
J9263 |
0.5 mg |
600 mg |
300 |
00781331570 |
If powder or oral tablet, use UN. If liquid in a vial, use ML. |
ML30 |
J9354 |
1 mg |
160 mg |
160 |
50242008701 |
UN |
UN1 |
About National Drug Code quantities and conversions
- See the December 2018 Record for general guidelines for billing injectable drugs.
- See the June 2016 Record for tips on how to calculate and bill NDC quantities and tips on billing electronically.
- For information on a tool you can use to quickly and easily convert HCPCS or CPT units to NDC units, see the September 2017 Record.
**Billable units can be found on the Injections Minimum Fee Schedule on web-DENIS.
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