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Hospital

Adventist Health Castle

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Adventist Health Castle, originally known as Castle Memorial Hospital, opened on January 16, 1963, with 72 beds and 14 bassinets. The establishment of the hospital was the result of a community-driven effort that began in 1953 to bring healthcare services to the Windward side of O'ahu, which at the time only had part-time ambulance service. Harold K.L.

Key Takeaways

Adventist Health Castle provides hospital services in Kailua, HI. CMS patient survey score 4.0/5. Call (808) 263-5500.

Kailua, HI

Call (808) 263-5500

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Contact details

Address
640 Ulukahiki St
Kailua, HI 96734

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Medicare rating 5 out of 5 stars overall

Source: Medicare Care Compare (CMS)

Office hours

  • Monday: Open 24 hours
  • Tuesday: Open 24 hours
  • Wednesday: Open 24 hours
  • Thursday: Open 24 hours
  • Friday: Open 24 hours
  • Saturday: Open 24 hours
  • Sunday: Open 24 hours

Care types: Hospital

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Cost of senior care in Kailua, HI

Assisted living in Kailua, HI has a median cost of $12,096 per month. Non-medical in-home care runs about $41 per hour (Hawaii median, CareScout 2025), or roughly $6,560 per month for full-time help.

Senior care costs in Kailua, HI
Care typeTypical costNotes
Non-medical in-home care$41/hour~$6,560/mo full-time
Assisted living$12,096/monthprivate one-bedroom
Nursing home$16,395/month~$196,740/yr, private room

Source: CareScout Cost of Care Survey (2025).

Frequently Asked Questions

Does Adventist Health Castle accept Medicaid?

Yes, Adventist Health Castle accepts Medicaid. Contact the provider to confirm current coverage and eligibility before arranging care.

Does Adventist Health Castle accept Medicare?

Yes, Adventist Health Castle accepts Medicare. Contact the provider to confirm which services are covered.

Where is Adventist Health Castle located?

Adventist Health Castle is located at 640 Ulukahiki St, Kailua, HI 96734.

How do I contact Adventist Health Castle?

You can reach Adventist Health Castle by phone at (808) 263-5500.

How much does assisted living cost in Kailua, HI?

Assisted living in Kailua, HI has a median cost of $12,096 per month (CareScout 2025). Actual prices vary by community, room type, and level of care.

How much does in-home care cost in Kailua, HI?

Non-medical in-home care in Kailua, HI runs about $41 per hour (Hawaii median, CareScout 2025). Full-time care (about 160 hours a month) works out to roughly $6,560 per month.

Does Medicaid help pay for senior care in Hawaii?

Yes. Hawaii's Medicaid program offers waivers that can help cover home care and, in some cases, assisted living for residents who meet income and care-need rules. Eligibility and covered services vary, so confirm the details with the state program.

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How we research and verify this information

Our team compiles this listing from public records and provider data, and reviews it against authoritative sources. Read our editorial standards and research methodology.