DR. DAVID LARON MASON (M.D.) – Surgery Physician, NPI 1689679540
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,644 GENERAL SURGERY in TX
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Provider Addresses for DR. DAVID LARON MASON (M.D.)
Space Park Drive, Nassau Bay, Harris County, Texas, 77058, United States
SUITE 202
NASSAU BAY, TX 770583676
Phone: (281) 333-5773
Fax: (281) 333-5775
Type: Mailing
2060 SPACE PARK DR STE 208
HOUSTON, TX 770583675
Phone: (281) 333-5773
Fax: (281) 333-5775
Type: Location
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 $29.
Total Amount is formed as General ($29) + Research ($0) + Ownership ($0) = $29.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($29).
Total Amount
$29
General + Research + Ownership
Payments
1
Total payment records
General Amount
$29
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $29 |
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: 2007-02-13
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 |
|---|---|---|---|---|
| I20070213000141 | I | General Surgery | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 47 | 47 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 31 | 13 | $0 |
| 49650 | Repair of groin hernia using an endoscope | 14 | 14 | $0 |
Insurance plans in this area (ZIP 77058)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Physician Assistant | TX | |
| N E U R O L O G Y | TX | |
| Otolaryngology, Plastic And Reconstructive Surgery | TX | |
| H E M A T O L O G Y/ O N C O L O G Y | FL | |
| Radiation Oncology | GA | |
| Physician Assistant | TX |
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