Doctor profile · Federal record

Dr. Karolyn Mau, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Columbus, TX

  • NPI 1851925440
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2545 Brunes Mill RD
Columbus, TX 789346100
(979) 733-4022
Mailing address
2540 Highway 71 S, Ste 100
Columbus, TX 789349222

Credentials & registration

NPPES · NUCC
NPI registered
February 2020 — 6 yrs on file
Profile last updated
March 28, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #AP145254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851925440. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 5 $100.11
Novartis Pharmaceuticals Corporation 1 $63.61
Gilead Sciences, Inc. 1 $15.86

By nature of payment

Food and Beverage
$180

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
280
Patients
152
Total drug cost
$9,003
Drug Type Claims Patients Total cost
Ketoconazole Generic 130 70 $2,645
Triamcinolone Acetonide Generic 41 35 $443
Metronidazole Generic 33 14 $2,276
Clobetasol Propionate Generic 32 18 $1,645
Famciclovir Generic 15 0 $68
Mupirocin Generic 15 15 $125
Azelaic Acid Generic 14 0 $1,801

Frequently asked questions

Auto-generated from federal data
What is Dr. Karolyn Mau's medical specialty?
Dr. Karolyn Mau practices Family Nurse Practitioner in Columbus, TX.
Where does Dr. Karolyn Mau practice?
Dr. Karolyn Mau practices at 2545 Brunes Mill RD, Columbus, TX 789346100. Office phone: 9797334022.
What is Dr. Karolyn Mau's NPI?
Dr. Karolyn Mau's National Provider Identifier (NPI) is 1851925440, issued by NPPES.
Does Dr. Karolyn Mau accept Medicare assignment?
Yes. Dr. Karolyn Mau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.