Benjamin Chang, MD
NPI 1598756793 · Ophthalmology Physician · Garden City, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Chang, MD is a Ophthalmology Physician provider in Garden City, NY (NPI 1598756793).
Provider details
- NPI number
- 1598756793
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1935731 (NY)
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
4,749 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 | 1,599 | $106 |
| Imaging of Retina92134 | 757 | $47 |
| Photography of the Retina92250 | 724 | $43 |
| Injection of Drug Into Eye67028 | 394 | $143 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 227 | $150 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 184 | $47 |
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 |
|---|---|---|
| Prednisolone Acetate | 383 | 202 |
| Ofloxacin | 339 | 185 |
| Latanoprost | 293 | 96 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 119 | 39 |
| Ketorolac Tromethamine | 110 | 60 |
| Bromfenac Sodiumbrand: Prolensa | 97 | 63 |
| Timolol Maleate | 92 | 34 |
| Bromfenac Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$444 across 17 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
- 2005-11-04
- Last updated
- 2010-10-12
Frequently asked questions
- What is Benjamin Chang's NPI number?
- Benjamin Chang's National Provider Identifier (NPI) is 1598756793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Chang's specialty?
- Benjamin Chang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Chang located?
- Benjamin Chang's practice location on file with NPPES is 450 Endo Blvd, Garden City, NY 11530-6723.
- What is Benjamin Chang's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Chang is (516) 832-8000.
- Does Benjamin Chang accept Medicare?
- Benjamin Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Chang's NPI active?
- Yes — Benjamin Chang's NPI (1598756793) is active in the NPPES registry as of the last update on 2010-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.