Doctor profile · Federal record
Dr. Michael Ong, MD
Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA
- NPI 1598785776
- Accepts Medicare
- 26 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 Medical Plaza, #365,530,420,120
Los Angeles, CA 900950001
(310) 206-6232 - Mailing address
-
5767 W Century Blvd, Suite 200
Los Angeles, CA 900455632
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 13, 2010
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A79364
- Medicaid
- CA #00A793640
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598785776. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
42
Distinct HCPCS
1
Medicare allowed
$2,772
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 42 | 30 | $66 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 0.3× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 1 | $16.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
237
Patients
13
Total drug cost
$3,598
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 45 | 13 | $728 |
| Alprazolam | Generic | 28 | 0 | $98 |
| Hydrochlorothiazide | Generic | 28 | 0 | $124 |
| Tamsulosin Hcl | Generic | 21 | 0 | $705 |
| Finasteride | Generic | 19 | 0 | $286 |
| Levothyroxine Sodium | Generic | 19 | 0 | $369 |
| Amlodipine Besylate | Generic | 17 | 0 | $198 |
| Atenolol | Generic | 13 | 0 | $177 |
| Lisinopril | Generic | 12 | 0 | $83 |
| Lorazepam | Generic | 12 | 0 | $174 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Ong's medical specialty?
Dr. Michael Ong practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Michael Ong practice?
Dr. Michael Ong practices at 200 Medical Plaza, Los Angeles, CA 900950001. Office phone: 3102066232.
What is Dr. Michael Ong's NPI?
Dr. Michael Ong's National Provider Identifier (NPI) is 1598785776, issued by NPPES.
Does Dr. Michael Ong accept Medicare assignment?
Yes. Dr. Michael Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Ong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.