ICDcodes.org
FY2027

T85.521D — Displacement of esophageal anti-reflux device, subsequent encounter

Billable

Is T85.521D billable?

Yes — T85.521D is billable for FY2027. T85.521D is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T85.521D may be submitted for encounters from October 1, 2026 through September 30, 2027.

T85.521D at a glance

CodeT85.521D
DescriptionDisplacement of esophageal anti-reflux device, subsequent encounter
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "D"subsequent encounter

What does the 7th character "D" mean in T85.521D?

In T85.521D, the 7th character D means subsequent encounter. The 7th character is required for T85.521D to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

Which MS-DRGs does T85.521D group to?

T85.521D sits in MDC 23 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 949Aftercare with CC/MCCmedical
  • 950Aftercare without CC/MCCmedical

How is T85.521D listed in the Alphabetic Index?

The Alphabetic Index lists these routes under T85.521, the nearest indexed parent of T85.521D. Use them to find the family, then select the specific code.

  • Complication › esophageal anti-reflux device › mechanical › displacement (s) (from) (of)
  • Complication › esophageal anti-reflux device › mechanical › malposition (s) (from) (of)

Use additional code — inherited from Chapter 19

Report an additional code alongside T85.521D to fully describe the condition. T85.521D is sequenced first.

  • code to identify any retained foreign body, if applicable (Z18.-)

Use additional code — inherited from T80-T88

Report an additional code alongside T85.521D to fully describe the condition. T85.521D is sequenced first.

  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • code(s) to identify the specified condition resulting from the complication
  • code to identify devices involved and details of circumstances (Y62-Y82)

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of T85.521D, but a patient may have both at the same time. When documentation supports it, T85.521D and the excluded code may both be reported.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)

Excludes2 — not included here — inherited from T80-T88

The conditions below are not part of T85.521D, but a patient may have both at the same time. When documentation supports it, T85.521D and the excluded code may both be reported.

  • any encounters with medical care for postprocedural conditions in which no complications are present, such as:
  • artificial opening status (Z93.-)
  • closure of external stoma (Z43.-)
  • fitting and adjustment of external prosthetic device (Z44.-)
  • burns and corrosions from local applications and irradiation (T20-T32)
  • complications of surgical procedures during pregnancy, childbirth and the puerperium (O00-O9A)
  • mechanical complication of respirator [ventilator] (J95.850)
  • poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4 or 6)
  • postprocedural fever (R50.82)
  • specified complications classified elsewhere, such as:
  • cerebrospinal fluid leak from spinal puncture (G97.0)
  • colostomy malfunction (K94.0-)
  • disorders of fluid and electrolyte imbalance (E86-E87)
  • functional disturbances following cardiac surgery (I97.0-I97.1)
  • intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)
  • ostomy complications (J95.0-, K94.-, N99.5-)
  • postgastric surgery syndromes (K91.1)
  • postlaminectomy syndrome NEC (M96.1)
  • postmastectomy lymphedema syndrome (I97.2)
  • postsurgical blind-loop syndrome (K91.2)
  • ventilator associated pneumonia (J95.851)

Excludes2 — not included here — inherited from T85

The conditions below are not part of T85.521D, but a patient may have both at the same time. When documentation supports it, T85.521D and the excluded code may both be reported.

  • failure and rejection of transplanted organs and tissue (T86.-)

How long has T85.521D existed?

T85.521D has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.