DR. KHUONG NGUYEN (O.D.) – Corneal and Contact Management Optometrist, NPI 1851441620
Corneal and Contact Management Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,116 OPTOMETRY in MA
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Provider Addresses for DR. KHUONG NGUYEN (O.D.)
1, East Main Street, Westborough, Worcester County, Massachusetts, 01581, United States
WESTBOROUGH, MA 015811408
Phone: (508) 366-4500
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 27 Open Payments records for all available years, with a total value of $1,416.
Total Amount is formed as General ($1,416) + Research ($0) + Ownership ($0) = $1,416.
Last reported payment date: 2024-11-18 • Largest payer in this snapshot: Alcon Vision LLC ($271).
Total Amount
$1,416
General + Research + Ownership
Payments
27
Total payment records
General Amount
$1,416
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $271 |
| Tarsus Pharmaceuticals, Inc. | $268 |
| Johnson & Johnson Vision Care, Inc. | $242 |
| Oyster Point Pharma, Inc. | $223 |
| Bausch & Lomb Americas Inc. | $193 |
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: 2005-01-07
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 |
|---|---|---|---|---|
| I20050107000195 | I | Optometry | MA | 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 |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 96 | 62 | $0 |
| 92250 | Photography of the retina | 32 | 26 | $0 |
| 92004 | New patient complete exam of visual system | 16 | 16 | $0 |
Insurance plans in this area (ZIP 01581)
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