DR. GABRIEL MARCELO AISENBERG (M.D.) – Internal Medicine Physician, NPI 1003965377
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,290 INTERNAL MEDICINE in TX
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Provider Addresses for DR. GABRIEL MARCELO AISENBERG (M.D.)
5454 BRAESVALLEY DR APT 218
HOUSTON, TX 770963168
Phone: (713) 723-3046
Fax: (713) 723-3046
Type: Mailing
705, East Houston Street, Cleveland, Liberty County, Texas, 77327, United States
CLEVELAND, TX 773274630
Phone: (281) 592-1115
Fax: (281) 592-1115
Type: Location
5656 KELLEY ST
HOUSTON, TX 770261967
Phone: (713) 566-4550
Fax: (713) 566-5025
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $243.
Total Amount is formed as General ($243) + Research ($0) + Ownership ($0) = $243.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Amgen Inc. ($110).
Total Amount
$243
General + Research + Ownership
Payments
4
Total payment records
General Amount
$243
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $110 |
| Agios Pharmaceuticals, Inc. | $101 |
| PFIZER INC. | $31 |
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: 2008-07-07
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 |
|---|---|---|---|---|
| I20080707000458 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 19 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 31 | 31 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 25 | 25 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 21 | 14 | $0 |
Insurance plans in this area (ZIP 77096)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| Hospitalist, Family Practice | TX | |
| Physician Assistant | TX | |
| Geriatric Medicine, Family Practice, Internal Medicine | TX | |
| Internal Medicine | TX | |
| Family Practice | TX | |
| - | TX | |
| Internal Medicine, Infectious Disease | TX | |
| - | TX | |
| Geriatric Medicine, Family Practice | TX |
Reviews
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