CPT27447

Total Knee Replacement Cost in Hawaii

Total knee arthroplasty

$14,276Hospital outpatient total2026 Medicare, physician + facility
Hospital payments are wage-adjusted by locality, so the ZIP changes the numbers.
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Hawaii Medicare physician rate (2026)

+1.5% vs national

Single statewide locality.

Hawaii (Hospital)
$1,176.46
Facility physician fee
Private plan est.
$1,529–$2,353
~130–200% of Medicare
Cash / self-pay est.
$941–$1,765
~80–150% of Medicare

What the whole procedure costs

The rate above is the physician’s fee on its own. The facility bills separately, and for most procedures the facility is the larger half of the bill. These are 2026 national Medicare amounts.

Surgery centre, total
$10,553
$1,159 physician + $9,393 facility
Physician fee alone
$1,159
Only 8% of the hospital total

Choosing a surgery centre over a hospital saves about $3,724 on the Medicare allowed amount for total knee replacement. Ask whether your procedure can be done at an ambulatory surgery centre.

Medicare pays the hospital a single comprehensive amount for this procedure, covering the facility's share of the encounter including implants and supplies. Medicare allowed amounts are not what an uninsured patient is charged, and not a quote. Private plans typically allow more.

Your ZIP in Hawaii

Enter your ZIP code for Hawaii figures, whether you live on Oahu, in Hilo or Kona on the Big Island, or on Maui or Kauai where a Honolulu trip is often part of the plan.

What total knee replacement costs at hospitals near you

Everything above is a national average. The hospital you pick in Hawaii moves the bill more than anything else you control.

Locked

Rates for your ZIP, 5 named hospitals with CMS ratings, the add-on codes, and the scheduler script.

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What these numbers are

Every figure on this page is a 2026 Medicare allowed amount: the physician line comes from the Physician Fee Schedule adjusted by geographic practice-cost indices, and the facility totals come from the CMS hospital outpatient (OPPS) and ambulatory surgery centre rates. None of them is a hospital chargemaster price, your insurer's contracted rate, or a quote. Anesthesia, pathology, imaging reads and follow-up care are billed under their own codes when they apply, and an inpatient stay is paid a different way again.

National vs Hawaii

National office$1,159.35
National hospital (physician)$1,159.35
Hawaii vs nationalwithin 2% of the national office rate of $1,159.35

Where Hawaii ranks for this CPT

Rank (lowest physician fee first)#39 of 51
Lowest stateArkansas ($1,039.69)
Highest stateAlaska ($1,443.34)

Total Knee Replacement and how Hawaii is priced

Hawaii is priced through a single locality with geographic adjustments well above the mainland norm, driven largely by the practice expense side: rent, staff wages, and supplies all cost more across the islands. Unlike Alaska, Hawaii does not carry a special statutory floor, but its indices still place it among the higher-cost states in the fee schedule. Every island shares the same locality, so Honolulu and Hilo publish the same Medicare-approved amounts. The real variable for residents is which island the care is on, not the rate itself.

Oahu holds the bulk of Hawaii's hospital capacity and nearly all of its subspecialty care, so neighbor island residents routinely fly to Honolulu for procedures, adding airfare and hotel costs to the medical bill. A small number of systems dominate the market, and physician recruitment to the islands is a chronic challenge. For complex or rare conditions, some patients travel on to the mainland West Coast.

This procedure: Total knee replacement resurfaces the ends of the thigh and shin bones and usually the kneecap with metal and plastic components after arthritis has worn away the cartilage. It is among the most common elective surgeries in the United States. The operation lasts one to two hours under spinal or general anesthesia, and recovery is more demanding than hip replacement: expect several months of dedicated physical therapy to regain bending and strength.

What Is Total Knee Replacement?

Total knee replacement resurfaces the ends of the thigh and shin bones and usually the kneecap with metal and plastic components after arthritis has worn away the cartilage. It is among the most common elective surgeries in the United States. The operation lasts one to two hours under spinal or general anesthesia, and recovery is more demanding than hip replacement: expect several months of dedicated physical therapy to regain bending and strength.

What Affects the Cost

  • Physical therapy is a bigger cost driver here than for almost any other surgery, because knee recovery typically requires more visits over more months.
  • Facility choice, hospital inpatient versus outpatient surgery center, can swing the total by a large margin.
  • The implant system and any patient-specific or robotic-assisted instrumentation add to the facility charge.
  • Nerve blocks for post-operative pain control are billed by anesthesia as separate procedures.
  • A stay in a skilled nursing or inpatient rehab facility, if you cannot go straight home, adds a substantial per-day cost.
  • Manipulation under anesthesia, needed by a minority of patients whose knee stiffens, is an additional procedure with its own charges.

Questions to Ask Before Booking

  • 1.How many physical therapy visits will I realistically need, and how many does my plan cover per year?
  • 2.Can my surgery be done outpatient, and what is the price difference at each facility you operate in?
  • 3.Is prior authorization fully approved, including the conservative treatment documentation?
  • 4.Will I get a nerve block, and is the anesthesia group in my network?
  • 5.If I need a rehab facility stay instead of going home, what would that cost under my plan?

Total Knee Replacement in Hawaii: questions

Hawaii is a single Medicare locality for this fee schedule. The 2026 physician rate for CPT 27447 is $1,176.46 in an office and $1,176.46 in a hospital, statewide. A ZIP lookup still confirms the locality mapping.

Not on the physician fee schedule. Hawaii uses one locality, so the Medicare physician rate is the same from one end of the state to the other. What still changes is site of service (office vs hospital) and any facility fee the hospital bills on its own claim.

After the Part B deductible, coinsurance is usually 20% of the allowed amount: about $235 for the office physician line or $235 for the hospital physician line in Hawaii. Medigap may cover that 20%. This is not the hospital facility fee.

No. $1,176.46 is only the physician's share. Adding Medicare's facility payment brings the total to about $14,276 in a hospital outpatient department, or about $10,553 at an ambulatory surgery centre. Anesthesia, pathology and other codes billed the same day are extra. Hawaii ranks #39 of 51 states on the physician line (within 2% of the national office rate of $1,159.35).

Data source: 2026 Medicare Physician Fee Schedule (CMS PPRRVU26B, released March 2026). Conversion factor: $33.4009. Prices shown are Medicare allowed amounts for the physician service and may not match what you are billed. Private insurance and self-pay ranges, when shown, are labeled estimates (typical multiples of Medicare), not quotes. This site is an independent cost tool, not medical advice.