NPPES file of Aug 9, 2026

Viet Chau

Retina Specialist (Ophthalmology) Physician · Royal Oak, MI

Viet Chau is a retina specialist (ophthalmology) physician with a practice address in Royal Oak, Michigan, and NPI 1700413267, issued on Mar 25, 2020. Check the license (Michigan 4301511287, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700413267
Name
Viet Chau
Primary taxonomy
Retina Specialist (Ophthalmology) Physician 207WX0107X
License number
4301511287 MI
Self-reported in NPPES; status is on the state search
Practice location
3555 W 13 Mile RD Ste LL-20, Royal Oak, MI 48073
Phone
(248) 288-2280
Enumerated
Mar 25, 2020
Record last updated
Jul 18, 2024
Medicare enrollment
Enrolled (PECOS I20240415003465); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3555 W 13 Mile RD Ste LL-20

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tedi Begaj, MDOphthalmology Physician1003348905
  2. Tianyu Liu, MDRetina Specialist (Ophthalmology) Physician1780243246
  3. Asad Loya, MDOphthalmology Physician1972184372
  4. Jong Park, MDRetina Specialist (Ophthalmology) Physician1386173870
  5. Yesde Son, MD PHDOphthalmology Physician1134707532
  6. Matthew Trese, DORetina Specialist (Ophthalmology) Physician1174973416

Verify Viet Chau in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301511287
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Michigan license search

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67% fewer Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024

203 Medicare Part D claims for 102 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.

  1. Viet Chau203
  2. Specialty average620

Most prescribed

  1. Prednisolone Acetate82 claims
  2. Ofloxacin40 claims
  3. Ketorolac Tromethamine26 claims
  4. Atropine Sulfate12 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.

Industry payments in 2024: $1,291.51

12 payments; by number, the most common kind was food and beverage; the largest payer was Alimera Sciences, Inc. The 1,253 providers of this specialty with any payment received $7,667.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Viet Chau$1,291.51
  2. Specialty average$7,667.49

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Associated Retinal Consultants PCRoyal Oak, MI
  2. Beaumont Medical Group- Specialty ServicesFarmington Hills, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Viet Chau among 49 retina specialist (ophthalmology) physician records in Michigan

Viet Chau is one of 49 retina specialist (ophthalmology) physician records with a practice address in Michigan. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 96% of them.

  • NPI issued2020 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 96% of these records are
  • In the CMS Doctors and Clinicians fileYes · 90% of these records are
  • Graduated2020 · median 2003 among the 44 with a school on file
  • Record last updated2024 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Retina Specialist (Ophthalmology) Physician providers in Michigan

There are 49 retina specialist (ophthalmology) physician records in Michigan.

The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes

  1. Antonio Capone, MDRoyal Oak, MI 480731760411664
  2. Kimberly Drenser, MDRoyal Oak, MI 480731508894643
  3. Lisa Faia, M.D.Royal Oak, MI 480731407832884
  4. Bruce Garretson, MDRoyal Oak, MI 480731659308617
  5. Tarek Hassan, MDRoyal Oak, MI 480731154367902
  6. Tianyu Liu, MDRoyal Oak, MI 480731780243246
  7. Tamer Mahmoud, MDRoyal Oak, MI 480731588604458
  8. Mikel Mikhail, MDRoyal Oak, MI 480731710412671

Common questions

What is Viet Chau's NPI number?

Viet Chau's National Provider Identifier (NPI) is 1700413267, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Viet Chau located?

The NPPES record lists a practice address at 3555 W 13 Mile RD Ste LL-20, Royal Oak, MI, 48073. Phone: (248) 288-2280. Providers update this record themselves, so call before visiting.

How can I verify Viet Chau's license?

NPPES lists Michigan license number 4301511287, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Viet Chau prescribe under Medicare Part D?

In 2024, Viet Chau had 203 Medicare Part D claims for 102 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. Part D covers Medicare prescriptions only.

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.