DAVID G. ANTOUN (MD) – Internal Medicine Physician, NPI 1043573785
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
Provider Addresses for DAVID G. ANTOUN (MD)
1 BAYLOR PLZ
HOUSTON, TX 770303411
Phone: (713) 798-6078
Type: Mailing
4002 VISTA WAY
OCEANSIDE, CA 920564506
Phone: (760) 724-8411
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 $20.
Total Amount is formed as General ($20) + Research ($0) + Ownership ($0) = $20.
Last reported payment date: 2024-11-11 • Largest payer in this snapshot: Gilead Sciences, Inc. ($20).
Total Amount
$20
General + Research + Ownership
Payments
1
Total payment records
General Amount
$20
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $20 |
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: 2017-11-14
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 |
|---|---|---|---|---|
| I20171114002221 | I | Internal Medicine | CA | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 216 | 88 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 145 | 78 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 115 | 114 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 64 | 64 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 57 | 56 | $0 |
Insurance plans in this area (ZIP 77030)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | CA | |
| N E U R O S U R G E R Y | CA | |
| - | CA | |
| Internal Medicine | CA | |
| General Surgery | CA | |
| Nephrology, Internal Medicine | CA | |
| P S Y C H I A T R Y | CA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | CA | |
| H E M A T O L O G Y | CA | |
| O T O L A R Y N G O L O G Y | CA |
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