Joseph Guarnieri, M.D.
NPI 1033165451 · Ophthalmology Physician · Marrero, LA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Guarnieri, M.D. is a Ophthalmology Physician provider in Marrero, LA (NPI 1033165451).
Provider details
- NPI number
- 1033165451
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 011187R (LA)
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
20 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
445 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) |
|---|---|---|
| Imaging of Retina92134 | 108 | $19 |
| Established Patient Problem Focused Exam of Visual System92012 | 82 | $83 |
| Photography of the Retina92250 | 71 | $16 |
| Imaging of Optic Nerve92133 | 70 | $17 |
| Established Patient Complete Exam of Visual System92014 | 48 | $116 |
| Exam of Visual Field With Extended Testing92083 | 48 | $37 |
| New Patient Complete Exam of Visual System92004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 32 | 14 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 27 | 21 |
| Cyclosporinebrand: Restasis | 25 | 12 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 22 | — |
| Ketorolac Tromethamine | 22 | 12 |
| Erythromycin Basebrand: Erythromycin | 21 | 17 |
| Doxycycline Hyclate | 20 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$274 across 12 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
- 2006-05-26
- Last updated
- 2011-11-08
Frequently asked questions
- What is Joseph Guarnieri's NPI number?
- Joseph Guarnieri's National Provider Identifier (NPI) is 1033165451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Guarnieri's specialty?
- Joseph Guarnieri is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Guarnieri located?
- Joseph Guarnieri's practice location on file with NPPES is 1111 Medical Center Blvd, Marrero, LA 70072-3151.
- What is Joseph Guarnieri's phone number?
- The practice phone number listed in the NPPES registry for Joseph Guarnieri is (504) 349-6213.
- Does Joseph Guarnieri accept Medicare?
- Joseph Guarnieri is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Guarnieri's NPI active?
- Yes — Joseph Guarnieri's NPI (1033165451) is active in the NPPES registry as of the last update on 2011-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.