Zachary Mendelson, M.D.
NPI 1134650047 · Ophthalmology Physician · Whippany, NJ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Mendelson, M.D. is a Ophthalmology Physician provider in Whippany, NJ (NPI 1134650047).
Provider details
- NPI number
- 1134650047
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA11079800 (NJ)
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
9 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
1,913 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 Complete Exam of Visual System92014 | 430 | $139 |
| Photography of the Retina92250 | 278 | $41 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 259 | $140 |
| Imaging of Retina92134 | 214 | $44 |
| Imaging of Optic Nerve92133 | 167 | $40 |
| Established Patient Problem Focused Exam of Visual System92012 | 157 | $99 |
| Exam of Visual Field With Extended Testing |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 231 | 72 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 79 | 60 |
| Bimatoprostbrand: Lumigan | 76 | 19 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 61 | 21 |
| Prednisolone Acetate | 53 | 38 |
| Fluorometholone | 51 | 27 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 46 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$758 across 33 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
- 2017-03-22
- Last updated
- 2022-11-01
- Certified
- 2022-11-01
Frequently asked questions
- What is Zachary Mendelson's NPI number?
- Zachary Mendelson's National Provider Identifier (NPI) is 1134650047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Mendelson's specialty?
- Zachary Mendelson is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Mendelson located?
- Zachary Mendelson's practice location on file with NPPES is 16 South Jefferson Road Miller Ophthalmology Associates, Whippany, NJ 07981-1047.
- What is Zachary Mendelson's phone number?
- The practice phone number listed in the NPPES registry for Zachary Mendelson is (973) 325-3300.
- Does Zachary Mendelson accept Medicare?
- Zachary Mendelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Mendelson's NPI active?
- Yes — Zachary Mendelson's NPI (1134650047) is active in the NPPES registry as of the last update on 2022-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.