Eun Young Choi, MD
NPI 1396204210 · Ophthalmology Physician · Santa Clara, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eun Young Choi, MD is a Ophthalmology Physician provider in Santa Clara, CA (NPI 1396204210).
Provider details
- NPI number
- 1396204210
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A194495 (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
7 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
72 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 | 28 | $85 |
| Creation of Shunt to Improve Eye Fluid Flow Using Tissue Graft66180 | 16 | $167 |
| Exam of Visual Field With Extended Testing92083 | 15 | $58 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 13 | $120 |
Typical Medicare-allowed amounts for these services range $58–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,033 | 351 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 593 | 215 |
| Brimonidine Tartrate | 483 | 150 |
| Timolol Maleate | 253 | 99 |
| Prednisolone Acetate | 220 | 138 |
| Dorzolamide Hcl | 218 | 78 |
| Bimatoprostbrand: Lumigan | 90 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$240 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
- 2019-03-19
- Last updated
- 2024-10-03
- Certified
- 2024-10-03
Frequently asked questions
- What is Eun Young Choi's NPI number?
- Eun Young Choi's National Provider Identifier (NPI) is 1396204210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eun Young Choi's specialty?
- Eun Young Choi is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Eun Young Choi located?
- Eun Young Choi's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Eun Young Choi's phone number?
- The practice phone number listed in the NPPES registry for Eun Young Choi is (408) 851-4100.
- Does Eun Young Choi accept Medicare?
- Eun Young Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eun Young Choi's NPI active?
- Yes — Eun Young Choi's NPI (1396204210) is active in the NPPES registry as of the last update on 2024-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.