DR. ALTON ALLEN WILLIAMS (O.D.) – Optometrist, NPI 1275708224
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
140 OPTOMETRY in DE
Provider Addresses for DR. ALTON ALLEN WILLIAMS (O.D.)
100 CHRISTIANA MEDICAL CTR
NEWARK, DE 197021697
Phone: (302) 283-1988
Fax: (302) 283-1991
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 7 Open Payments records for all available years, with a total value of $316.
Total Amount is formed as General ($316) + Research ($0) + Ownership ($0) = $316.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Tarsus Pharmaceuticals, Inc. ($163).
Total Amount
$316
General + Research + Ownership
Payments
7
Total payment records
General Amount
$316
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Tarsus Pharmaceuticals, Inc. | $163 |
| LKC Technologies, Inc. | $96 |
| Mallinckrodt Hospital Products Inc. | $29 |
| ABBVIE INC. | $15 |
| Harrow Eye, LLC | $13 |
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: 2008-05-30
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 |
|---|---|---|---|---|
| I20080530000196 | I | Optometry | DE | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 364 | 166 | $0 |
| 92014 | Established patient complete exam of visual system | 123 | 110 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 57 | 53 | $0 |
| 92133 | Imaging of optic nerve | 37 | 37 | $0 |
| 92083 | Exam of visual field with extended testing | 37 | 37 | $0 |
Insurance plans in this area (ZIP 19702)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | CA | |
| O P H T H A L M O L O G Y | DE | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | DE | |
| - | DE | |
| O P H T H A L M O L O G Y | MD |
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