Ethan Greenberg, MD
NPI 1225416944 · Ophthalmology Physician · Fridley, MN
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ethan Greenberg, MD is a Ophthalmology Physician provider in Fridley, MN (NPI 1225416944).
Provider details
- NPI number
- 1225416944
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 65460 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 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
653 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 Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $88 |
| Established Patient Complete Exam of Visual System92014 | 71 | $124 |
| Imaging of Retina92134 | 54 | $39 |
| Exam of Visual Field With Extended Testing92083 | 49 | $63 |
| Imaging of Optic Nerve92133 | 43 | $34 |
| New Patient Complete Exam of Visual System92004 | 42 | $147 |
| Removal of Cataract With Insertion of Prosthetic Lens |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 273 | 65 |
| Prednisolone Acetate | 234 | 130 |
| Ketorolac Tromethamine | 204 | 119 |
| Moxifloxacin Hclbrand: Moxifloxacin | 197 | 113 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 59 | 14 |
| Brimonidine Tartrate | 57 | 16 |
| Lifitegrastbrand: Xiidra | 33 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$296 across 3 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
- 2015-05-14
- Last updated
- 2024-01-18
- Certified
- 2024-01-18
Frequently asked questions
- What is Ethan Greenberg's NPI number?
- Ethan Greenberg's National Provider Identifier (NPI) is 1225416944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ethan Greenberg's specialty?
- Ethan Greenberg is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ethan Greenberg located?
- Ethan Greenberg's practice location on file with NPPES is 6341 University Ave Ne, Fridley, MN 55432-4946.
- What is Ethan Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Ethan Greenberg is (612) 626-5775.
- Does Ethan Greenberg accept Medicare?
- Ethan Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ethan Greenberg's NPI active?
- Yes — Ethan Greenberg's NPI (1225416944) is active in the NPPES registry as of the last update on 2024-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.