2026 ICD-10-CM Diagnosis Code T84.84XSPain due to internal orthopedic prosthetic devices, implants and grafts, sequela
T84.84XS is a billable ICD-10-CM diagnosis code for pain due to internal orthopedic prosthetic devices, implants and grafts, sequela. The 7th character S marks it as a sequela code, which reports a problem that remains after the original condition has resolved. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 922 through 923. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Complication, sequela.
Code Identity
Code Classification
Present on Admission (POA)Billing
T84.84XS is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Bilateral chronic pain following total hip arthroplasty
- Bilateral total knee chronic pain following arthroplasty
- Chronic pain following arthroplasty
- Chronic pain following left total hip arthroplasty
- Chronic pain following left total knee arthroplasty
- Chronic pain following right total hip arthroplasty
- Chronic pain following right total knee arthroplasty
- Pain associated with internal prosthetic device
- Pain associated with prosthesis of hip joint
- Pain associated with prosthesis of knee joint
- Pain due to and following left wrist arthroplasty
- Pain due to and following right wrist arthroplasty
- Pain due to and following wrist arthroplasty
- Pain due to shoulder joint prosthesis
- Pain of bilateral hip joints
- Pain of bilateral knee joints
- Pain of bilateral knee regions
- Pain of hip joint
- Pain of joint of wrist
- Pain of left hip joint
- Pain of left knee joint
- Pain of left knee region
- Pain of left wrist
- Pain of right hip joint
- Pain of right knee joint
- Pain of right knee region
- Pain of right wrist
- Pain of wrist region
- Persistent prosthetic joint pain
- Shoulder joint pain
Coding GuidelinesGuidance
The appropriate 7th character is to be added to each code from block Complications of internal orthopedic prosthetic devices, implants and grafts (T84). Use the following options for the applicable episode of care:
- A - initial encounter
- D - subsequent encounter
- S - sequela
Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Pain
Pain is a signal in your nervous system that something may be wrong. It is an unpleasant feeling, such as a prick, tingle, sting, burn, or ache. Each person feels pain differently, even if the reason for the pain is the same. Pain may be sharp or dull. It may be mild or severe. Pain may come and go, or it may be constant.
The full article covers:
- What is pain?
- What are the types of pain?
- What causes pain?
- How is pain diagnosed?
- What are the treatments for pain?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert T84.84XS to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About T84.84XSOverview
Is T84.84XS a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report pain due to internal orthopedic prosthetic devices, implants and grafts, sequela on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What does the 7th character S in T84.84XS mean?
The final character S makes this a sequela code: it reports a lingering problem that remains after the pain due to internal orthopedic prosthetic devices, implants and grafts itself has resolved, not the original event.
What MS-DRG does T84.84XS group to?
When pain due to internal orthopedic prosthetic devices, implants and grafts, sequela is the principal diagnosis on an inpatient stay, it groups to MS-DRG 922, 923, with relative weights from 1.0177 to 1.7494 depending on complications. Higher weights mean higher Medicare reimbursement.
Is T84.84XS exempt from POA reporting?
Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for pain due to internal orthopedic prosthetic devices, implants and grafts, sequela on inpatient claims.
What is the ICD-9 equivalent of T84.84XS?
Under the General Equivalence Mappings, pain due to internal orthopedic prosthetic devices, implants and grafts, sequela converts to ICD-9-CM 909.3 (late eff surg/med compl). The mapping is approximate, so confirm the match fits the documentation.
