Doctor profile · Federal record

Dr. William Cox, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Dallas, TX

  • NPI 1922047448
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8230 Walnut Hill Ln, Suite 804
Dallas, TX 752314482
(214) 363-6217
fax (214) 373-4236

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 7, 2013
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #J7768

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922047448. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
548
Distinct HCPCS
8
Medicare allowed
$44,316
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 174 91 $127
36415 Insertion of needle into vein for collection of blood sample 159 96 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 91 91 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 72 59 $90
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 16 16 $14
G0444 Annual depression screening, 5 to 15 minutes 13 13 $18
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $165
90471 Administration of vaccine 11 11 $20

In context: peer comparison

Among 289 peers in this city , average services per provider: 185. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$224
Transactions
8
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Cleerly, Inc. 1 $64.84
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $33.29
PFIZER INC. 1 $28.93
Boston Scientific Corporation 1 $24.35
Bayer Healthcare Pharmaceuticals Inc. 1 $22.49
Novo Nordisk Inc 1 $17.37
Medtronic, Inc. 1 $16.39
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $15.91

By nature of payment

Food and Beverage
$224

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,061
Patients
308
Total drug cost
$16,887
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 131 37 $1,559
Atorvastatin Calcium Generic 128 36 $1,755
Rosuvastatin Calcium Generic 123 35 $2,579
Levothyroxine Sodium Generic 117 36 $1,933
Lisinopril Generic 75 21 $710
Metoprolol Succinate Generic 62 16 $1,707
Losartan Potassium Generic 59 20 $952
Simvastatin Generic 53 14 $506
Alprazolam Generic 50 13 $411
Tamsulosin Hcl Generic 47 16 $1,306

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Cox's medical specialty?
Dr. William Cox practices Internal Medicine Physician in Dallas, TX.
Where does Dr. William Cox practice?
Dr. William Cox practices at 8230 Walnut Hill Ln, Dallas, TX 752314482. Office phone: 2143636217.
What is Dr. William Cox's NPI?
Dr. William Cox's National Provider Identifier (NPI) is 1922047448, issued by NPPES.
Does Dr. William Cox accept Medicare assignment?
Yes. Dr. William Cox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Cox 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.