DR. KAREN THURSDAY SAMSON TUANO (M.D.) – Allergy & Immunology Physician, NPI 1245585397
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
390 ALLERGY/IMMUNOLOGY in TX
Provider Addresses for DR. KAREN THURSDAY SAMSON TUANO (M.D.)
3533 S Alameda St
Corpus Christi, TX 784111721
Phone: (361) 694-4465
Type: Location
17580 INTERSTATE 45 S
THE WOODLANDS, TX 773844972
Phone: (936) 267-7577
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 25 Open Payments records for all available years, with a total value of $587.
Total Amount is formed as General ($587) + Research ($0) + Ownership ($0) = $587.
Last reported payment date: 2024-11-20 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($149).
Total Amount
$587
General + Research + Ownership
Payments
25
Total payment records
General Amount
$587
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $149 |
| GlaxoSmithKline, LLC. | $92 |
| kaleo, Inc. | $45 |
| GENZYME CORPORATION | $44 |
| Pharming Healthcare, Inc. | $42 |
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: 2025-06-27
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 |
|---|---|---|---|---|
| I20250627001464 | I | Allergy/Immunology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 78411)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pediatric Medicine | TX | |
| Pediatric Medicine, Allergy/Immunology | TX | |
| Pediatric Medicine, Pulmonary Disease | TX | |
| Physician Assistant | TX | |
| Orthopedic Surgery | TX | |
| - | TX | |
| - | TX | |
| U R O L O G Y | AR | |
| Hematology/Oncology, Pediatric Medicine | TX | |
| - | TX |
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