MICHAEL CHARLES WELKER (M.D.) – Orthopaedic Surgery Physician, NPI 1942211305
Orthopaedic Surgery Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,346 ORTHOPEDIC SURGERY in OH
Provider Addresses for MICHAEL CHARLES WELKER (M.D.)
2350 MIAMIS VALLEY DR.
SUITE 320
CENTERVILLE, OH 45459
Phone: (937) 433-5309
Fax: (937) 433-1340
Type: Location
6490, Centerville Business Parkway, Oak Ridge, Centerville, Montgomery County, Ohio, 45459, United States
CENTERVILLE, OH 45459
Phone: (937) 433-5309
Fax: (937) 433-1340
Type: Mailing
4000 MIAMISBURG CENTERVILLE RD STE 230
MIAMISBURG, OH 453427615
Phone: (937) 433-5309
Fax: (937) 247-5154
Type: Mailing
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 $111.
Total Amount is formed as General ($111) + Research ($0) + Ownership ($0) = $111.
Last reported payment date: 2024-05-10 • Largest payer in this snapshot: Zimmer Biomet Holdings, Inc. ($111).
Total Amount
$111
General + Research + Ownership
Payments
1
Total payment records
General Amount
$111
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Zimmer Biomet Holdings, Inc. | $111 |
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: 2004-10-19
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 |
|---|---|---|---|---|
| I20041019001402 | I | Orthopedic Surgery | OH | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 825 | 138 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 334 | 266 | $0 |
| 73562 | X-ray of knee, 3 views | 225 | 176 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 172 | 138 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 137 | 137 | $0 |
Insurance plans in this area (ZIP 45459)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Geriatric Medicine, Hematology/Oncology | IL | |
| Nurse Practitioner | OH | |
| Hematology/Oncology, Internal Medicine | OH | |
| Nurse Practitioner | OH | |
| N E U R O L O G Y | OH | |
| Critical Care (Intensivists), Sleep Medicine, Pulmonary Disease | OH | |
| Hospitalist, Emergency Medicine | OH | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | OH | |
| Nurse Practitioner | OH | |
| Internal Medicine | OH |
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