DR. DAVID JOHN LUDWICK (M.D.) – Ophthalmology Physician, NPI 1326047770
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. DAVID JOHN LUDWICK (M.D.)
825, 5th Avenue, Chambersburg, Franklin County, Pennsylvania, 17201, United States
SUITE 102
CHAMBERSBURG, PA 172014213
Phone: (717) 262-9700
Fax: (717) 264-6522
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 1 Open Payments records for all available years, with a total value of $33.
Total Amount is formed as General ($33) + Research ($0) + Ownership ($0) = $33.
Last reported payment date: 2023-04-06 • Largest payer in this snapshot: ABBVIE INC. ($33).
Total Amount
$33
General + Research + Ownership
Payments
1
Total payment records
General Amount
$33
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-04-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $33 |
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: 2011-12-02
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 |
|---|---|---|---|---|
| I20101105000564 | I | Ophthalmology | PA | TBD |
| I20111202000689 | I | Ophthalmology | MD | 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 17201)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | NY | |
| Plastic And Reconstructive Surgery, Ophthalmology | PA | |
| - | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | VA | |
| O P T O M E T R Y | MD | |
| O P T O M E T R Y | PA |
Reviews
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