Nanette De Leon, M.D.
NPI 1487819256 · Ophthalmology Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nanette De Leon, M.D. is a Ophthalmology Physician provider in San Juan, PR (NPI 1487819256).
Provider details
- NPI number
- 1487819256
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 17637 (PR)
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
17 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
720 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 Problem Focused Exam of Visual System92012 | 232 | $87 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 99 | $24 |
| Imaging of Retina92134 | 94 | $39 |
| Photography of the Retina92250 | 80 | $34 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 38 | $37 |
| Exam of Visual Field With Extended Testing92083 | 37 | $61 |
| Exam of the Internal Drainage System of Eye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 2,093 | 351 |
| Prednisolone Acetate | 761 | 501 |
| Bimatoprostbrand: Lumigan | 642 | 105 |
| Timolol Maleate | 605 | 103 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 563 | 135 |
| Ketorolac Tromethamine | 537 | 326 |
| Ofloxacin | 529 | 326 |
| Brimonidine Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,755 across 14 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
- 2008-07-22
- Last updated
- 2022-10-18
- Certified
- 2022-10-10
Frequently asked questions
- What is Nanette De Leon's NPI number?
- Nanette De Leon's National Provider Identifier (NPI) is 1487819256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nanette De Leon's specialty?
- Nanette De Leon is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Nanette De Leon located?
- Nanette De Leon's practice location on file with NPPES is San Juan Health Center Suite 701, San Juan, PR 00907.
- What is Nanette De Leon's phone number?
- The practice phone number listed in the NPPES registry for Nanette De Leon is (939) 545-8402.
- Does Nanette De Leon accept Medicare?
- Nanette De Leon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nanette De Leon's NPI active?
- Yes — Nanette De Leon's NPI (1487819256) is active in the NPPES registry as of the last update on 2022-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.