Doctor Profile

Gastroenterology · Gastroenterology

Naoky C. Tsai

MD · Gastroenterology
642 ULUKAHIKI ST
SUITE 103
Kailua, HI 96734
✓ Accepts Medicare 💻 Offers Telehealth 🎓 52+ Years Practicing
314
Medicare Patients / yr
8
Procedures Billed
52
Years Practicing
2
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Naoky C. Tsai's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Tsai

See which plans Dr. Tsai accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Hawaii, the fastest way to find a Medicare plan that covers Dr. Tsai is to compare every Medicare Advantage and Part D plan available near 96734, HI — the Gastroenterology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 96734, HI →

Or call the office at (808) 263-5241 to confirm acceptance directly.

What Dr. Tsai Does

Dr. Tsai served 314 Medicare patients across 328 services in the latest CMS reporting year. That's 35% below the average Gastroenterology in Hawaii (485 patients across 55 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)7065
Established patient office or other outpatient visit, 40-54 minutes (99215)6758
Biopsy of large bowel using a flexible endoscope (45380)6464
New patient office or other outpatient visit, 45-59 minutes (99204)6262
Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)2424

How to read this: "Services" are the total times Dr. Tsai billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Tsai is affiliated with 2 hospitals according to CMS Physician Compare. Below are the 2 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Adventist Health Castle

Kailua, HI
★★★★★ 5/5 CMS Rating

The Queens Medical Center

Honolulu, HI
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Tsai practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Tsai offers telehealth — broadband availability at your home matters for virtual visits.

Address: 642 ULUKAHIKI ST, SUITE 103, Kailua, HI 96734
Phone: (808) 263-5241

Area Safety Grade

A-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

33 min

Average commute time in this zip · 81% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

99.7324

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Gastroenterology Doctors near 96734, HI

If Dr. Tsai isn't accepting new patients or isn't in your plan's network, these are the closest gastroenterology doctors near 96734, HI:

DoctorSpecialtyMedicare Patients / yrDistance
Robert V. JaoGastroenterology1.1K<1 mi
Melissa H. CorsonGastroenterology142<1 mi
Kha H. NgoGastroenterology542<1 mi
Roy FolienteGastroenterology1.7K<1 mi
Shilpa JainGastroenterology808.6 mi

View all gastroenterology doctors near 96734, HI →

How to Use This Information

Choosing a Medicare plan that covers Dr. Tsai takes three steps:

Compare Medicare Plans near 96734, HI → All Doctors near 96734, HI

Naoky C. Tsai: Common Questions

Does Dr. Tsai accept Medicare?
Yes. Dr. Tsai is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Tsai depends on that plan's provider network. Compare Medicare plans near 96734, HI →
Where is Dr. Tsai's office?
Dr. Tsai practices at 642 ULUKAHIKI ST, SUITE 103, Kailua, HI 96734. Phone: (808) 263-5241.
What Medicare plans does Dr. Tsai accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (808) 263-5241 to confirm your specific plan is accepted, or compare all Medicare plans near 96734, HI to see available options.
Does Dr. Tsai offer telehealth visits?
Dr. Tsai is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Tsai?
Dr. Tsai graduated in 1974 and has been practicing for approximately 52 years. In the latest CMS reporting year, Dr. Tsai treated 314 Medicare patients across 8 distinct procedure types.
How do I know if Dr. Tsai is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (808) 263-5241 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Gastroenterology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 96734, HI:

Does your Medicare plan cover Dr. Tsai?

Compare Plans near 96734, HI →