Yun-Sen Ralph Chu, M.D.
NPI 1659367423ActiveIndividual· Ophthalmology· Bloomington, MN
Ophthalmology (M.D.) in Bloomington, Minnesota, trained at Northwestern University Feinberg Medical School (class of 1992). Mostly services rather than prescriptions: Medicare paid $221,024 for 339 patients in 2024, with only 48 Part D claims. Bausch & Lomb Americas Inc. was the largest of 4 companies reporting payments in 2025, $7,385 in all, mostly consulting fees.
Overview
| NPI | 1659367423 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 27, 2005 |
| Last updated in NPPES | Aug 16, 2022 |
| Certified by provider | Aug 16, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 38792 | MN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 339 |
|---|---|
| Services billed | 855 across 17 procedure codes |
| Paid by Medicare | $221,024 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 98 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $3,402 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Ophthalmology |
Medical group
- Chu Laser Eye Institute, PABloomington, MN · 7 clinicians
Industry payments (Open Payments)
- 2025$7,385 · 5 payments from 4 companies
- 2024$15,529 · 15 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $3,400 | 1 |
| Oyster Point Pharma, Inc. | $2,850 | 1 |
| Rxsight Inc | $1,050 | 1 |
| Carl Zeiss Meditec USA, Inc. | $84.70 | 2 |
What the 2025 payments were for
- Consulting Fee$7,300 · 3 payments
- Food and Beverage$48.64 · 1 payment
- Gift$36.06 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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