Dickson Chen, O.D.
NPI 1225009723 · Optometrist · Los Angeles, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dickson Chen, O.D. is a Optometrist provider in Los Angeles, CA (NPI 1225009723).
Provider details
- NPI number
- 1225009723
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 10046T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
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
3,090 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 | 1,367 | $85 |
| New Patient Complete Exam of Visual System92004 | 967 | $105 |
| Established Patient Complete Exam of Visual System92014 | 340 | $149 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 178 | $149 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 135 | $121 |
| New Patient Complete Exam of Visual System92004 | 71 | $175 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$84 across 4 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
- 2006-02-01
- Last updated
- 2022-06-06
- Certified
- 2022-05-29
Frequently asked questions
- What is Dickson Chen's NPI number?
- Dickson Chen's National Provider Identifier (NPI) is 1225009723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dickson Chen's specialty?
- Dickson Chen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Dickson Chen located?
- Dickson Chen's practice location on file with NPPES is 219 S Vermont Ave, Los Angeles, CA 90004-5906.
- What is Dickson Chen's phone number?
- The practice phone number listed in the NPPES registry for Dickson Chen is (626) 817-2817.
- Does Dickson Chen accept Medicare?
- Dickson Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dickson Chen's NPI active?
- Yes — Dickson Chen's NPI (1225009723) is active in the NPPES registry as of the last update on 2022-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.