Doctor profile · Federal record
Dr. William Chung, M.D.
Cardiovascular Disease Physician (CMS: Internal Medicine) · San Francisco, CA
- NPI 1831204486
- Accepts Medicare
- 42 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
728 Pacific Ave, Suite 507
San Francisco, CA 941334457
(415) 986-2239
fax (415) 986-2237
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 15, 2013
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- California #A51482
- Medicaid
- CA #A514822
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831204486. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,104
Distinct HCPCS
10
Medicare allowed
$89,249
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 339 | 296 | $9 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 259 | 122 | $109 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 161 | 104 | $140 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 69 | 69 | $156 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 60 | 59 | $22 | |
G0008 |
Administration of influenza virus vaccine | 58 | 57 | $37 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 52 | 52 | $78 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 48 | 47 | $68 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 39 | 39 | $256 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $197 |
In context: peer comparison
Among 37 peers in San Francisco Cardiovascular Disease Physician, average services per provider: 79. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$85
Transactions
4
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, INC | 4 | $84.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,275
Patients
705
Total drug cost
$47,821
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 479 | 144 | $9,842 |
| Amlodipine Besylate | Generic | 331 | 99 | $5,509 |
| Atorvastatin Calcium | Generic | 252 | 76 | $4,916 |
| Simvastatin | Generic | 210 | 57 | $3,729 |
| Carvedilol | Generic | 141 | 37 | $2,660 |
| Metformin Hcl | Generic | 131 | 40 | $2,211 |
| Levothyroxine Sodium | Generic | 100 | 24 | $2,384 |
| Omeprazole | Generic | 97 | 34 | $1,549 |
| Diclofenac Sodium | Generic | 96 | 46 | $4,550 |
| Triamcinolone Acetonide | Generic | 93 | 42 | $1,076 |
Hospital affiliations
Frequently asked questions
What is Dr. William Chung's medical specialty?
Dr. William Chung practices Cardiovascular Disease Physician in San Francisco, CA.
Where does Dr. William Chung practice?
Dr. William Chung practices at 728 Pacific Ave, San Francisco, CA 941334457. Office phone: 4159862239.
What is Dr. William Chung's NPI?
Dr. William Chung's National Provider Identifier (NPI) is 1831204486, issued by NPPES.
Does Dr. William Chung accept Medicare assignment?
Yes. Dr. William Chung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Chung 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 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.