Yun-Sen Ralph Chu, M.D.
Ophthalmology Physician · Bloomington, MN
Yun-Sen Ralph Chu, M.D. is an ophthalmology physician with a practice address in Bloomington, Minnesota, and NPI 1659367423, issued on Sep 27, 2005. Check the license (Minnesota 38792, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Yun-Sen Ralph Chu
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 38792 MN
Self-reported in NPPES; status is on the state search - Practice location
- 9117 Lyndale Ave S, Bloomington, MN 55420
- Phone
- (952) 835-1235
- Enumerated
- Sep 27, 2005
- Record last updated
- Aug 16, 2022
- Fax
- (952) 835-1092
- Medicaid ID
- 288517400 MN
- Medicare enrollment
- Enrolled (PECOS I20120220000583); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1992
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 434 in Minnesota → Look up another NPI →
Also registered at 9117 Lyndale Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abby Bunnell, ODOptometrist1629701099
- Marc Harrie, O.D.Optometrist1427502749
- Jack Lamoine, ODOptometrist1396585923
- Shayna Mellesmoen, ODOptometrist1104503382
- Jena Meyer, OD, FAAOOptometrist1326782947
Verify Yun-Sen Ralph Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 38792Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average ophthalmology physician in 2024
48 Medicare Part D claims for 23 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.
Most prescribed
- Valacyclovir26 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $15,528.56
15 payments; by number, the most common kind was food and beverage; the largest payer was RxSight Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Chu Laser Eye Institute, PABloomington, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yun-Sen Ralph Chu among 434 ophthalmology physician records in Minnesota
Yun-Sen Ralph Chu, M.D. is one of 434 ophthalmology physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1992 · median 2006 among the 282 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Minnesota
There are 434 ophthalmology physician records in Minnesota.
All 434 in Minnesota → Every provider in Bloomington → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Emmett Carpel, MDBloomington, MN 554201922072008
- Kaihan FakharBloomington, MN 554201114312980
- Alvina Janda, MDBloomington, MN 554201881668317
- Victoria Lossen, M.D.Bloomington, MN 554201447549589
- Shobana Murali, M.D.Minneapolis, MN 554211447254123
- Luke Dolezal, M.D.Golden Valley, MN 554221467872390
- Adam Gess, M.D.Golden Valley, MN 554221821327883
- Steven Grosser, MDGolden Valley, MN 554221134125859
Common questions
What is Yun-Sen Ralph Chu, M.D.'s NPI number?
Yun-Sen Ralph Chu, M.D.'s National Provider Identifier (NPI) is 1659367423, issued on Sep 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Yun-Sen Ralph Chu, M.D. located?
The NPPES record lists a practice address at 9117 Lyndale Ave S, Bloomington, MN, 55420. Phone: (952) 835-1235. Providers update this record themselves, so call before visiting.
How can I verify Yun-Sen Ralph Chu, M.D.'s license?
NPPES lists Minnesota license number 38792, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Yun-Sen Ralph Chu, M.D. prescribe under Medicare Part D?
In 2024, Yun-Sen Ralph Chu, M.D. had 48 Medicare Part D claims for 23 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Yun-Sen Ralph Chu, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.