DR. SIEN CHEN (M.D.) – Glaucoma Specialist (Ophthalmology) Physician, NPI 1326452210
Glaucoma Specialist (Ophthalmology) Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. SIEN CHEN (M.D.)
3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 782344504
Phone: (210) 539-9582
Type: Location
1100 Wilford Hall Loop Bldg 4554
Jbsa Lackland, TX 782365638
Phone: (210) 539-9582
Type: Location
1061 HARMON AVE
FORT STEWART, GA 313145641
Phone: (912) 435-6965
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $683.
Total Amount is formed as General ($683) + Research ($0) + Ownership ($0) = $683.
Last reported payment date: 2024-11-14 • Largest payer in this snapshot: ABBVIE INC. ($291).
Total Amount
$683
General + Research + Ownership
Payments
7
Total payment records
General Amount
$683
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $291 |
| Sight Sciences, Inc. | $233 |
| Bausch & Lomb Americas Inc. | $139 |
| Alcon Vision LLC | $20 |
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: 2026-02-19
PECOS data refreshed: 2026-05-27
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 78234)
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