DR. LINDA NGUYEN DU (O.D.) – Optometrist, NPI 1205210960
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
863 OPTOMETRY in MO
Provider Addresses for DR. LINDA NGUYEN DU (O.D.)
401 Holly Hills Ave
Saint Louis, MO 631112410
Phone: (314) 353-5190
Type: Location
601 James R Thompson Blvd Ste 2030
East Saint Louis, IL 622011118
Phone: (618) 274-0169
Fax: (618) 274-0781
Type: Location
3940 Lindell Blvd
Saint Louis, MO 631083204
Phone: (314) 516-5016
Fax: (314) 535-4741
Type: Location
1 UNIVERSITY BLVD
PATIENT CARE CENTER
SAINT LOUIS, MO 631214400
Phone: (314) 516-5131
Fax: (314) 516-5507
Type: Mailing
7840 NATURAL BRIDGE BLVD
1 UNIVERSITY BLVD
SAINT LOUIS, MO 631214617
Phone: (314) 516-5131
Fax: (314) 516-6064
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $50.
Total Amount is formed as General ($50) + Research ($0) + Ownership ($0) = $50.
Last reported payment date: 2024-09-16 • Largest payer in this snapshot: ABBVIE INC. ($29).
Total Amount
$50
General + Research + Ownership
Payments
2
Total payment records
General Amount
$50
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $29 |
| SUN PHARMACEUTICAL INDUSTRIES INC. | $21 |
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: 2016-08-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20160105001872 | I | Optometry | IL | TBD |
| I20160816001297 | I | Optometry | MO | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 63111)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO | |
| - | MO | |
| - | MO | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | MO |
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