Doctor profile · Federal record

Dr. Timothy Dao, MD

Internal Medicine Physician (CMS: Internal Medicine) · Grand Prairie, TX

  • NPI 1174526560
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
845 Desco Ln
Grand Prairie, TX 750511685
(817) 465-4141
fax (855) 862-9350

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
September 10, 2025
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #K3568
Medicaid
TX #195138601

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174526560. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,253
Distinct HCPCS
10
Medicare allowed
$77,255
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 466 146 $126
36415 Insertion of needle into vein for collection of blood sample 383 139 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 104 61 $88
81003 Automated urinalysis test 55 38 $2
G0008 Administration of influenza virus vaccine 49 49 $30
90662 Influenza vaccine split virus, preservative free 45 45 $72
96372 Injection of drug or substance under skin or into muscle 40 29 $14
J1040 Injection, methylprednisolone acetate, 80 mg 37 28 $12
82043 Urine microalbumin (protein) level 29 28 $6
82570 Creatinine level to test for kidney function or muscle injury 29 28 $5

In context: peer comparison

Among 4 peers in this city , average services per provider: 178. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,198
Transactions
102
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 27 $515.33
Lilly USA, LLC 15 $259.64
GlaxoSmithKline, LLC. 6 $225.11
Boehringer Ingelheim Pharmaceuticals, Inc. 10 $187.59
PFIZER INC. 8 $146.01
Novo Nordisk Inc 8 $142.12
Exact Sciences Corporation 4 $135.85
Abbott Laboratories 3 $78.45
Amgen Inc. 5 $73.33
AstraZeneca Pharmaceuticals LP 4 $67.98
Cleerly, Inc. 1 $66.12
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $56.87
SANOFI-AVENTIS U.S. LLC 2 $56.71
Bayer Healthcare Pharmaceuticals Inc. 3 $49.53
IDORSIA PHARMACEUTICALS US INC 2 $35.22

By nature of payment

Food and Beverage
$2,198

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,094
Patients
699
Total drug cost
$229,756
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 268 92 $2,599
Pantoprazole Sodium Generic 249 78 $3,998
Rosuvastatin Calcium Generic 240 79 $4,198
Amlodipine Besylate Generic 236 82 $1,611
Levocetirizine Dihydrochloride Generic 153 53 $2,689
Levothyroxine Sodium Generic 132 47 $2,274
Ozempic (Semaglutide) Brand 122 29 $199,689
Meloxicam Generic 106 36 $577
Carvedilol Generic 100 31 $1,437
Metformin Hcl Er (Metformin Hcl) Brand 91 29 $1,554

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Dao's medical specialty?
Dr. Timothy Dao practices Internal Medicine Physician in Grand Prairie, TX.
Where does Dr. Timothy Dao practice?
Dr. Timothy Dao practices at 845 Desco Ln, Grand Prairie, TX 750511685. Office phone: 8174654141.
What is Dr. Timothy Dao's NPI?
Dr. Timothy Dao's National Provider Identifier (NPI) is 1174526560, issued by NPPES.
Does Dr. Timothy Dao accept Medicare assignment?
Yes. Dr. Timothy Dao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Dao commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.