DONALD L. WILLIS (M.D.) – Urology Physician, NPI 1316940372
Urology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
861 UROLOGY in TX
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Provider Addresses for DONALD L. WILLIS (M.D.)
Redwood Road, San Marcos, Hays County, Texas, 78666, United States
STE A
SAN MARCOS, TX 786661423
Phone: (512) 396-4400
Fax: (512) 396-4403
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 18 Open Payments records for all available years, with a total value of $1,784.
Total Amount is formed as General ($1,784) + Research ($0) + Ownership ($0) = $1,784.
Last reported payment date: 2024-06-07 • Largest payer in this snapshot: Boston Scientific Corporation ($775).
Total Amount
$1,784
General + Research + Ownership
Payments
18
Total payment records
General Amount
$1,784
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $775 |
| Teleflex LLC | $431 |
| Medtronic, Inc. | $192 |
| Silk Road Medical, Inc. | $175 |
| Intuitive Surgical, Inc. | $89 |
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: 2010-08-26
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 |
|---|---|---|---|---|
| I20100826000183 | I | Urology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 200 | 152 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 193 | 136 | $0 |
| J9217 | Leuprolide acetate (for depot suspension), 7.5 mg | 105 | 12 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 86 | 86 | $0 |
| 52000 | Diagnostic exam of bladder and urethra using an endoscope | 63 | 59 | $0 |
Insurance plans in this area (ZIP 78666)
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