Ellen Koo, MD
NPI 1528220878 · Ophthalmology Physician · Palm Beach Gardens, FL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Koo, MD is a Ophthalmology Physician provider in Palm Beach Gardens, FL (NPI 1528220878).
Provider details
- NPI number
- 1528220878
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- ME120645 (FL)
Specialties & taxonomies
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
18 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
2,402 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) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 417 | $534 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 347 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 332 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 199 | $170 |
| Photography of Content of Eyes92285 | 176 | $23 |
| Imaging of Front Third of Eye Using a Special Microscope92286 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 743 | 419 |
| Polymyxin B Sulf/Trimethoprimbrand: Polymyxin B Sul-Trimethoprim | 513 | 393 |
| Ketorolac Tromethamine | 329 | 267 |
| Valacyclovir Hclbrand: Valacyclovir | 141 | 40 |
| Fluorometholone | 140 | 63 |
| Cyclosporinebrand: Restasis | 73 | 21 |
| Timolol Maleate | 64 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$157 across 2 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
- 2008-06-27
- Last updated
- 2024-12-11
- Certified
- 2024-12-11
Frequently asked questions
- What is Ellen Koo's NPI number?
- Ellen Koo's National Provider Identifier (NPI) is 1528220878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Koo's specialty?
- Ellen Koo is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Koo located?
- Ellen Koo's practice location on file with NPPES is 7101 Fairway Dr, Palm Beach Gardens, FL 33418-3701.
- What is Ellen Koo's phone number?
- The practice phone number listed in the NPPES registry for Ellen Koo is (561) 515-1500.
- Does Ellen Koo accept Medicare?
- Ellen Koo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Koo's NPI active?
- Yes — Ellen Koo's NPI (1528220878) is active in the NPPES registry as of the last update on 2024-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.