Joseph Hsu, MD
NPI 1760584270 · Ophthalmology Physician · Downey, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Hsu, MD is a Ophthalmology Physician provider in Downey, CA (NPI 1760584270).
Provider details
- NPI number
- 1760584270
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A65768 (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
2,042 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 291 | $138 |
| 2d Ultrasound Scan of Eye Tissue and Structures76512 | 290 | $50 |
| Photography of the Retina92250 | 207 | $37 |
| Imaging of Retina92134 | 186 | $42 |
| Photography of Content of Eyes92285 | 178 | $27 |
| Exam of Visual Field With Extended Testing92083 | 175 | $71 |
| Exam of the Internal Drainage System of Eye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,025 | 197 |
| Brimonidine Tartrate | 278 | 62 |
| Ketorolac Tromethamine | 252 | 143 |
| Ofloxacin | 235 | 113 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 181 | 52 |
| Prednisolone Acetate | 169 | 90 |
| Timolol Maleate | 157 | 36 |
| Azelastine Hcl | 144 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$650 across 13 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
- 2006-09-04
- Last updated
- 2009-01-14
Frequently asked questions
- What is Joseph Hsu's NPI number?
- Joseph Hsu's National Provider Identifier (NPI) is 1760584270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Hsu's specialty?
- Joseph Hsu is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Hsu located?
- Joseph Hsu's practice location on file with NPPES is 8333 Iowa St, Downey, CA 90241-4994.
- What is Joseph Hsu's phone number?
- The practice phone number listed in the NPPES registry for Joseph Hsu is (562) 861-7291.
- Does Joseph Hsu accept Medicare?
- Joseph Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Hsu's NPI active?
- Yes — Joseph Hsu's NPI (1760584270) is active in the NPPES registry as of the last update on 2009-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.