David Quon, M.D.
NPI 1134216559 · Ophthalmology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Quon, M.D. is a Ophthalmology Physician provider in Los Angeles, CA (NPI 1134216559).
Provider details
- NPI number
- 1134216559
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G45546 (CA)
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
19 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
826 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 | 270 | $139 |
| Established Patient Problem Focused Exam of Visual System92012 | 204 | $99 |
| Closure of Tear Duct Opening Using Plug68761 | 173 | $161 |
| Probing of Nasal Tear Duct68840 | 89 | $147 |
| New Patient Complete Exam of Visual System92004 | 51 | $164 |
| Removal of Eyelashes Using Forceps67820 | 21 | $20 |
| Exam of the Internal Drainage System of Eye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 173 | 37 |
| Bimatoprostbrand: Lumigan | 158 | 26 |
| Brimonidine Tartrate/Timololbrand: Combigan | 126 | 23 |
| Moxifloxacin Hclbrand: Moxifloxacin | 67 | 40 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 37 | 28 |
| Lifitegrastbrand: Xiidra | 33 | 15 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$952 across 43 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
- 2006-10-06
- Last updated
- 2013-01-05
Frequently asked questions
- What is David Quon's NPI number?
- David Quon's National Provider Identifier (NPI) is 1134216559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Quon's specialty?
- David Quon is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is David Quon located?
- David Quon's practice location on file with NPPES is 808 N Hill St, Los Angeles, CA 90012-2321.
- What is David Quon's phone number?
- The practice phone number listed in the NPPES registry for David Quon is (213) 680-0456.
- Does David Quon accept Medicare?
- David Quon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Quon's NPI active?
- Yes — David Quon's NPI (1134216559) is active in the NPPES registry as of the last update on 2013-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.