Kathy Hwang, M.D.
NPI 1548263817 · Ophthalmology Physician · Brookfield, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathy Hwang, M.D. is a Ophthalmology Physician provider in Brookfield, WI (NPI 1548263817).
Provider details
- NPI number
- 1548263817
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD30189 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,070 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 390 | $129 |
| Photography of the Retina92250 | 103 | $37 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 88 | $90 |
| Established Patient Problem Focused Exam of Visual System92012 | 80 | $90 |
| Imaging of Optic Nerve92133 | 78 | $37 |
| New Patient Complete Exam of Visual System92004 | 64 | $149 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 346 | 109 |
| Prednisolone Acetate | 88 | 66 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 62 | 21 |
| Bimatoprostbrand: Lumigan | 45 | 13 |
| Timolol Maleate | 35 | — |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 25 | 23 |
| Cyclosporinebrand: Restasis | 21 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$713 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-05-31
- Last updated
- 2009-09-16
Frequently asked questions
- What is Kathy Hwang's NPI number?
- Kathy Hwang's National Provider Identifier (NPI) is 1548263817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathy Hwang's specialty?
- Kathy Hwang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathy Hwang located?
- Kathy Hwang's practice location on file with NPPES is 17000 W North Ave, Brookfield, WI 53005-4423.
- What is Kathy Hwang's phone number?
- The practice phone number listed in the NPPES registry for Kathy Hwang is (262) 641-2700.
- Does Kathy Hwang accept Medicare?
- Kathy Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathy Hwang's NPI active?
- Yes — Kathy Hwang's NPI (1548263817) is active in the NPPES registry as of the last update on 2009-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.