DR. YUN-SEN RALPH CHU (M.D.) – Ophthalmology Physician, NPI 1659367423
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
415 OPHTHALMOLOGY in MN
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Provider Addresses for DR. YUN-SEN RALPH CHU (M.D.)
9117, Lyndale Avenue South, Bloomington, Hennepin County, Minnesota, 55420, United States
BLOOMINGTON, MN 554203522
Phone: (952) 835-1235
Fax: (952) 835-1092
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 33 Open Payments records for all available years, with a total value of $158,060.
Total Amount is formed as General ($38,187) + Research ($119,873) + Ownership ($0) = $158,060.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Beaver-Visitec International, Inc. ($119,873).
Total Amount
$158,060
General + Research + Ownership
Payments
33
Total payment records
General Amount
$38,187
General payments
Research Amount
$119,873
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Beaver-Visitec International, Inc. | $119,873 |
| Carl Zeiss Meditec, Inc. | $16,251 |
| Bausch & Lomb Americas Inc. | $6,665 |
| RxSight Inc | $5,540 |
| Oyster Point Pharma, Inc. | $4,500 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2012-02-20
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20120220000583 | I | Ophthalmology | MN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 66984 | Removal of cataract with insertion of prosthetic lens | 429 | 237 | $0 |
| 92136 | Measurement of corneal curvature and depth of eye | 211 | 211 | $0 |
| 66821 | Removal of recurring cataract in lens capsule using a laser | 159 | 109 | $0 |
| 65820 | Incision to improve eye fluid flow | 30 | 17 | $0 |
| 66982 | Complex removal of cataract with insertion of prosthetic lens | 16 | 13 | $0 |
Insurance plans in this area (ZIP 55420)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | WA | |
| O P T O M E T R Y | MN | |
| O P T O M E T R Y | MN | |
| O P T O M E T R Y | MN | |
| O P T O M E T R Y | MN | |
| O P T O M E T R Y | MN |
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