Doctor Profile

Eye Care · Ophthalmology

John S. Yoon

MD · Ophthalmology · University Of Michigan Medical School
915 E 1ST ST
Duluth, MN 55805
✓ Accepts Medicare 🎓 39+ Years Practicing
1.9K
Medicare Patients / yr
13
Procedures Billed
39
Years Practicing
1
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 John S. Yoon'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. Yoon

See which plans Dr. Yoon accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Minnesota, the fastest way to find a Medicare plan that covers Dr. Yoon is to compare every Medicare Advantage and Part D plan available near 55805, MN — the Ophthalmology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 55805, MN →

Or call the office at (218) 249-5555 to confirm acceptance directly.

What Dr. Yoon Does

Dr. Yoon served 1,865 Medicare patients across 3,414 services in the latest CMS reporting year. That's 82% above the average Ophthalmology in Minnesota (1,026 patients across 290 doctors).

ProcedureServicesMedicare Patients
Imaging of retina (92134)879215
Injection of drug into eye (67028)61075
Established patient office or other outpatient visit, 20-29 minutes (99213)422262
Established patient complete exam of visual system (92014)414411
Established patient office or other outpatient visit, 30-39 minutes (99214)404289

How to read this: "Services" are the total times Dr. Yoon 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. Yoon is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

St Lukes Hospital

Duluth, MN
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 915 E 1ST ST, Duluth, MN 55805
Phone: (218) 249-5555

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

20 min

Average commute time in this zip · 78% 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

12.9478

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

Get directions on Google Maps →

Other Eye Care Doctors near 55805, MN

If Dr. Yoon isn't accepting new patients or isn't in your plan's network, these are the closest eye care doctors near 55805, MN:

DoctorSpecialtyMedicare Patients / yrDistance
Jason B. StoweOptometry447<1 mi
Joseph D. MorehouseOphthalmology479<1 mi
Aaron R. BusenbarkOptometry387<1 mi
Cole J. SwistonOphthalmology45<1 mi
Michael J. FuchsOptometry221<1 mi
Angela R. McallisterOphthalmology476<1 mi

View all eye care doctors near 55805, MN →

How to Use This Information

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

Compare Medicare Plans near 55805, MN → All Doctors near 55805, MN

John S. Yoon: Common Questions

Does Dr. Yoon accept Medicare?
Yes. Dr. Yoon is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Yoon depends on that plan's provider network. Compare Medicare plans near 55805, MN →
Where is Dr. Yoon's office?
Dr. Yoon practices at 915 E 1ST ST, Duluth, MN 55805. Phone: (218) 249-5555.
What Medicare plans does Dr. Yoon accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (218) 249-5555 to confirm your specific plan is accepted, or compare all Medicare plans near 55805, MN to see available options.
Does Dr. Yoon offer telehealth visits?
CMS does not currently list Dr. Yoon as offering telehealth. Call the office at (218) 249-5555 to confirm whether virtual visits are available.
How experienced is Dr. Yoon?
Dr. Yoon graduated in 1987 and has been practicing for approximately 39 years. In the latest CMS reporting year, Dr. Yoon treated 1,865 Medicare patients across 13 distinct procedure types.
How do I know if Dr. Yoon 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 (218) 249-5555 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 Eye Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 55805, MN:

Does your Medicare plan cover Dr. Yoon?

Compare Plans near 55805, MN →