Doctor profile · Federal record

Dr. William Wung, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Brentwood, CA

  • NPI 1407240096
  • Accepts Medicare
  • MIPS 85.9 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2400 Balfour RD Ste 201
Brentwood, CA 945134952
(925) 308-8120
fax (925) 513-2650
Additional location
2700 Grant St Ste 106
Concord, CA 945202280
(925) 985-7598
fax (925) 685-0752
Mailing address
1450 Treat Blvd # 300
Walnut Creek, CA 945972168

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
August 23, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A145714

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407240096. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,596
Distinct HCPCS
10
Medicare allowed
$310,301
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 803 627 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 784 468 $152
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 427 388 $18
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 199 183 $78
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 144 63 $90
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 130 128 $256
99215 Established patient office or other outpatient visit, 40-54 minutes 96 75 $214
G2066 Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec 84 23 $102
99204 New patient office or other outpatient visit, 45-59 minutes 80 80 $198
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 77 42 $135

In context: peer comparison

Among 2 peers in this city , average services per provider: 147. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,073
Transactions
52
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 10 $988.97
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 10 $315.27
Boehringer Ingelheim Pharmaceuticals, Inc. 6 $151.86
Kiniksa Pharmaceuticals International, plc 4 $114.91
Amgen Inc. 5 $82.59
Lexicon Pharmaceuticals, Inc. 3 $75.00
E.R. Squibb & Sons, L.L.C. 2 $59.17
AstraZeneca Pharmaceuticals LP 3 $49.03
Lilly USA, LLC 2 $36.33
Boston Scientific Corporation 1 $34.73
Janssen Pharmaceuticals, Inc 2 $30.49
Esperion Therapeutics, Inc. 1 $29.18
HEARTFLOW, INC. 1 $20.69
Edwards Lifesciences Corporation 1 $19.64
GlaxoSmithKline, LLC. 1 $19.45

By nature of payment

Food and Beverage
$1,375
Travel and Lodging
$698

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,733
Patients
1,060
Total drug cost
$492,233
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 453 161 $14,523
Metoprolol Succinate Generic 326 121 $6,377
Furosemide Generic 251 99 $1,730
Amlodipine Besylate Generic 213 81 $2,771
Carvedilol Generic 212 82 $2,953
Eliquis (Apixaban) Brand 212 85 $311,875
Atorvastatin Calcium Generic 210 80 $3,227
Metoprolol Tartrate Generic 162 73 $1,617
Ezetimibe Generic 127 48 $8,938
Losartan Potassium Generic 127 51 $2,718

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Wung's medical specialty?
Dr. William Wung practices Cardiovascular Disease Physician in Brentwood, CA.
Where does Dr. William Wung practice?
Dr. William Wung practices at 2400 Balfour RD Ste 201, Brentwood, CA 945134952. Office phone: 9253088120.
What is Dr. William Wung's NPI?
Dr. William Wung's National Provider Identifier (NPI) is 1407240096, issued by NPPES.
Does Dr. William Wung accept Medicare assignment?
Yes. Dr. William Wung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Wung commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.