MRS. KAROLYN SUE MAU (FNP-C) – Family Nurse Practitioner, NPI 1851925440
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
22,204 NURSE PRACTITIONER in TX
Provider Addresses for MRS. KAROLYN SUE MAU (FNP-C)
2540 HIGHWAY 71 S
STE 100
COLUMBUS, TX 789349222
Phone: (979) 733-0238
Fax: (979) 234-0497
Type: Mailing
2545 BRUNES MILL RD
COLUMBUS, TX 789346100
Phone: (979) 733-4022
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 16 Open Payments records for all available years, with a total value of $411.
Total Amount is formed as General ($411) + Research ($0) + Ownership ($0) = $411.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: ABBVIE INC. ($226).
Total Amount
$411
General + Research + Ownership
Payments
16
Total payment records
General Amount
$411
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $226 |
| Amgen Inc. | $92 |
| Novartis Pharmaceuticals Corporation | $64 |
| Gilead Sciences, Inc. | $16 |
| Janssen Biotech, Inc. | $14 |
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: 2020-04-08
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 |
|---|---|---|---|---|
| I20200408004151 | I | Nurse Practitioner | 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 78934)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice, Dermatology | TX |
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