99310 — Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes

What the market charges

Across 10,557 negotiated rates, the middle 80% fall between $119 and $327, with a median of $179.

What Medicare pays

Medicare allowed an average of $136 for this code, across 2,124,063 services billed by 13,634 providers. At the median, the market charges 1.3 times what Medicare pays for this code.

Where this is billed, and what it costs there

The states billing 99310 most, by Medicare service volume, each compared against the national average of $136. Each links to the providers Mishe lists there.

  • California — 911 providers billed it, Medicare allowed $152 — 12% above the national average
  • Florida — 1,090 providers billed it, Medicare allowed $137 — 1% above the national average
  • Texas — 889 providers billed it, Medicare allowed $133 — 2% below the national average
  • Pennsylvania — 844 providers billed it, Medicare allowed $134 — 1% below the national average
  • Illinois — 709 providers billed it, Medicare allowed $138 — 1% above the national average
  • New Jersey — 605 providers billed it, Medicare allowed $148 — 9% above the national average
  • Massachusetts — 548 providers billed it, Medicare allowed $139 — 2% above the national average
  • Maryland — 414 providers billed it, Medicare allowed $143 — 5% above the national average

Claim-editing rules

These are National Correct Coding Initiative procedure-to-procedure edits — the rules a payer applies when deciding whether two codes billed together are both payable.

Codes this one absorbs

Billed together, 99310 is the payable code and these are not separately payable. 10 pairs in total.

  • 51721 — no modifier can override this edit
  • 96380 — a modifier may allow both to be paid
  • 96381 — a modifier may allow both to be paid
  • 98975 — no modifier can override this edit
  • 98980 — no modifier can override this edit
  • 0646T — a modifier may allow both to be paid
  • 0655T — a modifier may allow both to be paid
  • 0714T — a modifier may allow both to be paid
  • 0708T — a modifier may allow both to be paid
  • 0709T — a modifier may allow both to be paid

Codes that absorb this one

Billed alongside any of these, 99310 is not separately payable. 206 pairs in total.

  • 15011 — no modifier can override this edit
  • 15013 — no modifier can override this edit
  • 15015 — no modifier can override this edit
  • 15017 — no modifier can override this edit
  • 25448 — no modifier can override this edit
  • 27278 — a modifier may allow both to be paid
  • 30468 — a modifier may allow both to be paid
  • 30469 — a modifier may allow both to be paid
  • 32408 — a modifier may allow both to be paid
  • 33267 — a modifier may allow both to be paid
  • 33268 — a modifier may allow both to be paid
  • 33269 — a modifier may allow both to be paid

Deploy this for your team

Every figure on this page came from published payer and Medicare data, assembled by Mishe. The same pricing, claim-editing and care-pathway intelligence runs underneath the plans Mishe operates.

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