Documentation missing
The payer needs documentation for this service and none was received.
Usual causes
- Records request missed or sent late.
- Service that always requires documentation on first submission (unlisted codes, modifier 22, high-dollar items).
The fix
Send the documentation with the claim number by the payer's method and keep proof. Ask for reopening or reconsideration.
Appeal or corrected claim?
Respond with the documentation (reopening); appeal only if refused.
Deadline to watch
Records request window; appeal window from the denial.
Exact limits are in your payer contract or provider manual. When in doubt, send the correction or appeal this week.
N706 in short
What does N706 mean?
The payer needs documentation for this service and none was received. The official X12 text reads: "Missing documentation."
What usually causes a N706 denial?
Records request missed or sent late. Service that always requires documentation on first submission (unlisted codes, modifier 22, high-dollar items).
How do I fix N706?
Send the documentation with the claim number by the payer's method and keep proof. Ask for reopening or reconsideration.
Should I appeal N706 or send a corrected claim?
Corrected claim. Respond with the documentation (reopening); appeal only if refused.
What deadline applies to N706?
Records request window; appeal window from the denial.