Quick answers
- Does Kevin W. Choy accept Medicare assignment?
- Yes. Medicare's clinician data says Kevin W. Choy accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Kevin W. Choy see?
- In 2024, CMS data shows 1,156 Original Medicare patients and 3,902 services for Kevin W. Choy. This counts Original Medicare only and measures volume, not quality.
- What is Kevin W. Choy's NPI number?
- 1174731285. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Kevin W. Choy, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 1,156 |
|---|---|
| Services billed to Medicare | 3,902 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,309 services
- Photography of the retina (92250)509 services
- Established patient problem focused exam of visual system (92012)365 services
- Exam of visual field with extended testing (92083)264 services
- Imaging of optic nerve (92133)264 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes55%
- Chronic kidney disease50%
- Arthritis49%
- Osteoporosis44%
Hospitals where Kevin W. Choy works
Medicare's Facility Affiliation Data lists Kevin W. Choy at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- PIH Health Good Samaritan HospitalLos Angeles, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050471
Practice locations
Addresses where Kevin W. Choy is enrolled with Medicare (CMS data updated October 2, 2026).
- 838 N Hill StLos Angeles, CA 90012 (213) 626‑8383
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Chicago, Pritzker School Of Medicine |
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174731285 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians