Total Hip Arthroplasty denials in California external review

In the California DMHC record, independent physician reviewers decided 20 published external-review cases involving Total Hip Arthroplastyand overturned the plan’s denial in 50%. That is a historical result among cases that reached this program, not a forecast for an individual appeal.

California DMHC decisions
20
2007–2025
Overturned
50%
10 denials reversed

Conditions behind Total Hip Arthroplasty denials

What insurers denied — and how those fights ended.
CategoryDecisionsOverturned
Osteoarthritis Of The Hip7
57.1%
Hip Osteoarthritis6
33.3%
Typical time to a decision
6 days
Most land between 3 and 20 days
Handled as urgent
65%
Expedited when a delay would cause harm

What the reviewers wrote

Excerpts from the independent reviewers’ published findings — the actual reasoning, quoted, not summarised.

Where the denial was overturned

Nature of Statutory Criteria/Case Summary: The enrollee has requested has requested authorization and coverage for hip replacement surgery. The Health Plan has denied this request indicating that the requested services are not medically necessary for treatment of the enrollee’s bilateral hip pain.Finding: In this patient’s case, evidence based medical guidelines and peer reviewed criteria have been met for the requested services. Evidence based medical guidelines recommend total hip arthroplasty when all reasonable conservative measures have been exhausted and other reasonable surgical options have been considered or implemented. Obesity is a relatively common finding in candidates for total joint arthroplasties.
Medical Necessity · 2018 · IMR MN18-27817
Nature of Statutory Criteria/Case Summary: An enrollee has requested has requested authorization and coverage for total hip arthroplasty for treatment of his hip pain. Findings: The physician reviewer has found in this patient’s case, evidence based medical guidelines and peer reviewed criteria have been met for the requested services. Evidence based medical guidelines recommend total hip arthroplasty when all reasonable conservative measures have been exhausted and other reasonable surgical options have been seriously considered or implemented. Specific guideline criteria include exercise therapy (supervised physical therapy and/or home rehabilitation exercises) and medications (unless contraindicated, non-steroidal anti-inflammatory drugs or steroid injection).
Medical Necessity · 2017 · IMR MN17-25599

Where the denial was upheld

Worth reading too — these show what an appeal has to overcome.
Nature of Statutory Criteria/Case Summary: The patient requested authorization and coverage for the left hip arthroplasty procedure, or in the alternative, surgical procedure to shave the left femoral head and/or repair the left hip labral tear.Medical literature currently indicates that a total hip arthroplasty (THA) is indicated in end-stage hip osteoarthritis with a high degree of persistent pain when conservative treatment has failed the patient. This statement is valid for patients where the medical history, clinical examination, and radiographic findings are conclusive.
Medical Necessity · 2023 · IMR MN23-39161
Nature of Statutory Criteria/Case Summary: An enrollee has requested authorization and coverage for total hip arthroplasty in the right hip for treatment of the enrollee’s chronic hip pain. Findings: The physician reviewer found that Evidence based medical guidelines recommend total hip arthroplasty when all reasonable conservative measures have been exhausted and other reasonable surgical options have been seriously considered or implemented. Criteria includes exercise therapy (supervised physical therapy and/or home rehab exercises) and medications. Subjective findings should include limited range of motion, or nighttime joint pain, or no pain relief with conservative care. Objective findings should include over 50 years of age and body mass index less than 35. Imaging findings of osteoarthritis on standing x-rays or arthroscopy are required.
Medical Necessity · 2017 · IMR MN17-26757

Figures and quotations on this page come from 42,749 published decisions in the California DMHC Independent Medical Review dataset. These are California external-review outcomes. Other state and federal programs have different eligibility rules, processes, and current availability; the rates here do not transfer to those programs or predict an individual result. Excerpts are quoted verbatim from the public record and describe this treatment generally, not any individual case.

How to use this in your appeal

These outcomes describe eligible cases completed through California DMHC’s Independent Medical Review program. They do not estimate the chance that an internal appeal, an external review in another jurisdiction, or your individual case will succeed. Use the record to identify evidence patterns involving Total Hip Arthroplasty, then check the rights and deadlines that apply to your plan.

SOURCE: CALIFORNIA DMHC INDEPENDENT MEDICAL REVIEW OUTCOMES (CHHS OPEN DATA) · AGGREGATES + DEIDENTIFIED DECISION EXCERPTS/REFERENCE IDS · METHODOLOGY

Not legal or medical advice. Coverage Rights is a self-help tool that helps you prepare your own appeal. For advice about your specific situation, talk to a licensed attorney or your doctor.

Denied Total Hip Arthroplasty? Use the California record to prepare.

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