Doctor profile · Federal record

Dr. Winona Tzou, MSN, APRN, FNP-C

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

  • NPI 1841802527
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
465 West President George Bush Highway, Suite 240
Richardson, TX 75080
(469) 677-0267
fax (469) 677-0247
Additional location
5425 W Spring Creek Pkwy Ste 210
Plano, TX 750244241
(972) 608-3333
fax (972) 473-7333
Mailing address
5425 W Spring Creek Pkwy Ste 210
Plano, TX 750244241

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Profile last updated
November 19, 2020
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Texas #1007390

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841802527. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$833
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $69

In context: peer comparison

Among 20 peers in this city , average services per provider: 166. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$871
Transactions
40
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Axsome Therapeutics, Inc. 3 $78.97
ABBVIE INC. 5 $78.24
Verity Pharmaceuticals Inc. 3 $71.61
AstraZeneca Pharmaceuticals LP 4 $69.57
Exact Sciences Corporation 4 $69.31
IBSA Pharma Inc. 4 $63.87
Lilly USA, LLC 4 $63.00
Amgen Inc. 2 $38.31
Otsuka America Pharmaceutical, Inc. 2 $38.31
Inspire Medical Systems, Inc. 1 $37.00
Astellas Pharma US Inc 2 $36.34
PFIZER INC. 2 $34.79
Novo Nordisk Inc 2 $31.79
Lundbeck LLC 1 $26.46
Corcept Therapeutics 1 $23.84

By nature of payment

Food and Beverage
$871

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
378
Patients
138
Total drug cost
$20,163
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 55 24 $1,232
Azelastine Hcl Generic 42 28 $1,959
Losartan Potassium Generic 37 15 $602
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 35 26 $394
Levothyroxine Sodium Generic 32 13 $370
Fluticasone Propionate Generic 25 20 $483
Atorvastatin Calcium Generic 21 0 $290
Hydrochlorothiazide Generic 20 0 $82
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 12 $584
Amlodipine Besylate Generic 19 0 $133

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Winona Tzou's medical specialty?
Dr. Winona Tzou practices Family Nurse Practitioner in Richardson, TX.
Where does Dr. Winona Tzou practice?
Dr. Winona Tzou practices at 465 West President George Bush Highway, Richardson, TX 75080. Office phone: 4696770267.
What is Dr. Winona Tzou's NPI?
Dr. Winona Tzou's National Provider Identifier (NPI) is 1841802527, issued by NPPES.
Does Dr. Winona Tzou accept Medicare assignment?
Yes. Dr. Winona Tzou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Winona Tzou commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.