FERNANDO E MEMBRENO (M.D.) – Transplant Hepatology Physician, NPI 1942233929
Transplant Hepatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,498 GASTROENTEROLOGY in TX
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Provider Addresses for FERNANDO E MEMBRENO (M.D.)
202, East Dove Avenue, McAllen, Hidalgo County, Texas, 78504, United States
MCALLEN, TX 785044681
Phone: (956) 362-2410
Fax: (956) 362-2414
Type: Location
PO BOX 749
PHARR, TX 785771614
Phone: (956) 362-2410
Fax: (956) 362-2414
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 87 Open Payments records for all available years, with a total value of $64,703.
Total Amount is formed as General ($64,703) + Research ($0) + Ownership ($0) = $64,703.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Gilead Sciences, Inc. ($46,702).
Total Amount
$64,703
General + Research + Ownership
Payments
87
Total payment records
General Amount
$64,703
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $46,702 |
| Madrigal Pharmaceuticals | $16,995 |
| Ipsen Biopharmaceuticals, Inc | $274 |
| Exact Sciences Corporation | $252 |
| Mallinckrodt Hospital Products Inc. | $162 |
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: 2006-09-20
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 |
|---|---|---|---|---|
| I20060920000255 | I | Gastroenterology | 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 | 39 | 39 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 37 | 33 | $0 |
Insurance plans in this area (ZIP 78504)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | TX | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 17 | 17 |
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