DR. MARK A LUDWIG (M.D.) – Surgery Physician, NPI 1841220498
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. MARK A LUDWIG (M.D.)
Missouri Baptist Medical Center, 3015, North Ballas Road, Town and Country, Saint Louis County, Missouri, 63131, United States
SAINT LOUIS, MO 631312329
Phone: (314) 996-4810
Fax: (314) 996-4815
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 12 Open Payments records for all available years, with a total value of $376.
Total Amount is formed as General ($376) + Research ($0) + Ownership ($0) = $376.
Last reported payment date: 2024-03-12 • Largest payer in this snapshot: Organogenesis Inc. ($192).
Total Amount
$376
General + Research + Ownership
Payments
12
Total payment records
General Amount
$376
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Organogenesis Inc. | $192 |
| Smith+Nephew, Inc. | $62 |
| Kerecis Limited | $33 |
| Acera Surgical, Inc. | $29 |
| Milliken Healthcare Products, LLC | $25 |
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: 2006-04-21
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20060421000301 | I | General Surgery | MO | 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 |
|---|---|---|---|---|
| 11042 | Removal of skin and tissue, 20.0 sq cm or less | 867 | 195 | $0 |
| 11045 | Removal of skin and tissue, each additional 20.0 sq cm or less | 516 | 38 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 379 | 171 | $0 |
| 99183 | Management of oxygen chamber therapy | 214 | 11 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 212 | 109 | $0 |
Insurance plans in this area (ZIP 63131)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | MO | 11042 | Removal of skin and tissue first 20 sq cm or less | 711 | 157 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Preventive Medicine | MO | |
| Nurse Practitioner | MO | |
| Family Practice | KS | |
| Plastic And Reconstructive Surgery | IL | |
| Internal Medicine | MO | |
| General Surgery | MO | |
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| Orthopedic Surgery, General Surgery | KS |
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