John Yoon, MD
NPI 1609826452 · Ophthalmology Physician · Superior, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Yoon, MD is a Ophthalmology Physician provider in Superior, WI (NPI 1609826452).
Provider details
- NPI number
- 1609826452
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35668 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,263 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Imaging of Retina92134 | 827 | $24 |
| Injection of Drug Into Eye67028 | 567 | $89 |
| Established Patient Complete Exam of Visual System92014 | 440 | $73 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 437 | $63 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 355 | $92 |
| Exam of Visual Field With Extended Testing92083 | 179 | $26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,179 | 297 |
| Prednisolone Acetate | 543 | 250 |
| Timolol Maleate | 379 | 127 |
| Dorzolamide Hcl | 318 | 87 |
| Doxycycline Hyclate | 207 | 74 |
| Polymyxin B Sulf/Trimethoprimbrand: Polymyxin B Sul-Trimethoprim | 143 | 135 |
| Brimonidine Tartrate | 137 | 39 |
| Lifitegrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2007-10-23
Frequently asked questions
- What is John Yoon's NPI number?
- John Yoon's National Provider Identifier (NPI) is 1609826452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Yoon's specialty?
- John Yoon is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Yoon located?
- John Yoon's practice location on file with NPPES is 109 N 28th St E, Superior, WI 54880-6548.
- What is John Yoon's phone number?
- The practice phone number listed in the NPPES registry for John Yoon is (715) 395-3900.
- Does John Yoon accept Medicare?
- John Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Yoon's NPI active?
- Yes — John Yoon's NPI (1609826452) is active in the NPPES registry as of the last update on 2007-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.