ALDEN PAIGE GREGSTON (MD) – Pediatric Ophthalmology and Strabismus Specialist Physician, NPI 1538620174
Pediatric Ophthalmology and Strabismus Specialist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,544 OPHTHALMOLOGY in TX
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Provider Addresses for ALDEN PAIGE GREGSTON (MD)
8515, Glencrest Lane, Dallas, TX, Dallas, Dallas County, Texas, 75209, United States
DALLAS, TX 752092631
Phone: (903) 399-4827
Type: Mailing
Baylor University Medical Center, 3500, Gaston Avenue, Old East Dallas, Dallas, TX, Dallas, Dallas County, Texas, 75246, United States
DALLAS, TX 752462088
Phone: (214) 820-6202
Type: Location
3355 Earl Campbell Pkwy
Tyler, TX 757018435
Phone: (903) 526-0444
Type: Location
3355 EARL CAMPBELL PKWY
TYLER, TX 757018435
Phone: (903) 526-0444
Fax: (903) 595-6650
Type: Mailing
2394 H G MOSLEY PKWY
LONGVIEW, TX 756043661
Phone: (903) 234-0771
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $20.
Total Amount is formed as General ($20) + Research ($0) + Ownership ($0) = $20.
Last reported payment date: 2024-10-31 • Largest payer in this snapshot: Oyster Point Pharma, Inc. ($20).
Total Amount
$20
General + Research + Ownership
Payments
1
Total payment records
General Amount
$20
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Oyster Point Pharma, Inc. | $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: 2024-07-19
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 |
|---|---|---|---|---|
| I20240719003431 | I | Ophthalmology | TX | 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 75209)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | TX | |
| O P T O M E T R Y | TX | |
| O P T O M E T R Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P T O M E T R Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| Physician Assistant | TX |
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