Doctor profile · Federal record
Dr. James Ong, M.D.
Specialist (CMS: Cardiac Electrophysiology) · Tarzana, CA
- NPI 1912955980
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 37 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
18372 Clark St, Suite 218
Tarzana, CA 913563508
(818) 342-5377
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- August 24, 2012
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- California #G70354
- Medicaid
- CA #00G703540
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912955980. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
9,355
Distinct HCPCS
10
Medicare allowed
$1,147,046
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
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 | 1,369 | 204 | $88 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 1,087 | 539 | $16 | |
93298 |
Evaluation of cardiac rhythm monitor system, remote up to 30 days | 1,054 | 147 | $28 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 865 | 451 | $141 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 675 | 460 | $197 | |
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 579 | 174 | $27 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 407 | 124 | $32 | |
93297 |
Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | 315 | 60 | $27 | |
99457 |
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 287 | 232 | $54 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 277 | 199 | $100 |
In context: peer comparison
Among 4 peers in Tarzana Specialist, average services per provider: 298. This provider delivers 31× the peer median.Open Payments
Industry payments received
All-time total
$4,424
Transactions
135
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Biosense Webster, INC. | 40 | $1,737.78 | |
| Abbott Laboratories | 17 | $693.16 | |
| Medtronic, INC. | 21 | $453.59 | |
| AstraZeneca Pharmaceuticals Lp | 6 | $246.57 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 10 | $199.49 | |
| Janssen Pharmaceuticals, INC | 10 | $194.00 | |
| E.R. Squibb & Sons, L.L.C. | 10 | $190.11 | |
| Cordis US Corp. | 6 | $137.50 | |
| Pfizer INC. | 5 | $93.82 | |
| Impulse Dynamics (USA) INC. | 3 | $87.88 | |
| Kiniksa Pharmaceuticals International, Plc | 3 | $79.16 | |
| CVRx, INC. | 1 | $59.39 | |
| Boston Scientific Corporation | 1 | $49.79 | |
| Sanofi-Aventis U.S. LLC | 1 | $47.96 | |
| Novartis Pharmaceuticals Corporation | 1 | $33.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,645
Patients
463
Total drug cost
$1,000,432
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 349 | 95 | $404,039 |
| Xarelto (Rivaroxaban) | Brand | 183 | 46 | $216,654 |
| Entresto (Sacubitril/Valsartan) | Brand | 118 | 31 | $140,872 |
| Jardiance (Empagliflozin) | Brand | 113 | 26 | $125,679 |
| Carvedilol | Generic | 98 | 27 | $1,392 |
| Amiodarone Hcl | Generic | 97 | 26 | $4,493 |
| Atorvastatin Calcium | Generic | 97 | 34 | $1,394 |
| Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) | Brand | 91 | 25 | $3,520 |
| Spironolactone | Generic | 83 | 21 | $1,104 |
| Losartan Potassium | Generic | 80 | 23 | $1,280 |
Hospital affiliations
Frequently asked questions
What is Dr. James Ong's medical specialty?
Dr. James Ong practices Specialist in Tarzana, CA.
Where does Dr. James Ong practice?
Dr. James Ong practices at 18372 Clark St, Tarzana, CA 913563508. Office phone: 8183425377.
What is Dr. James Ong's NPI?
Dr. James Ong's National Provider Identifier (NPI) is 1912955980, issued by NPPES.
Does Dr. James Ong accept Medicare assignment?
Yes. Dr. James Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Ong commonly perform?
Top Medicare-reported procedures in 2023: 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 (HCPCS G2066); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Evaluation of cardiac rhythm monitor system, remote up to 30 days (HCPCS 93298). Source: CMS Medicare Physician & Other Practitioners file.