Doctor profile · Federal record
Dr. Ivan Hwang, MD
Ophthalmology Physician (CMS: Ophthalmology) · Antioch, CA
- NPI 1023152378
- Accepts Medicare
- MIPS 75.3 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3747 Sunset Ln
Antioch, CA 945096101
(925) 754-2300
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- California #A68304
- Medicaid
- CA #00A683040
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023152378. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,039
Distinct HCPCS
10
Medicare allowed
$558,834
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 881 | 725 | $160 | |
92012 |
Established patient problem focused exam of visual system | 764 | 467 | $114 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 426 | 254 | $70 | |
92136 |
Measurement of corneal curvature and depth of eye | 242 | 121 | $58 | |
92025 |
Ct scan of cornea | 238 | 121 | $43 | |
92004 |
New patient complete exam of visual system | 215 | 215 | $188 | |
92285 |
Photography of content of eyes | 159 | 122 | $31 | |
92083 |
Exam of visual field with extended testing | 136 | 103 | $81 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 120 | 80 | $633 | |
92133 |
Imaging of optic nerve | 111 | 80 | $42 |
In context: peer comparison
Among 2 peers in Antioch Ophthalmology Physician, average services per provider: 155. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$338
Transactions
11
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Sight Sciences, INC. | 6 | $209.99 | |
| Amgen INC. | 3 | $79.12 | |
| Alcon Vision LLC | 1 | $26.33 | |
| Intuitive Surgical, INC. | 1 | $22.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,658
Patients
910
Total drug cost
$40,380
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 500 | 233 | $15,517 |
| Ofloxacin | Generic | 390 | 226 | $5,424 |
| Bacitracin-Polymyxin (Bacitracin/Polymyxin B Sulfate) | Brand | 286 | 191 | $4,065 |
| Erythromycin (Erythromycin Base) | Brand | 140 | 93 | $1,493 |
| Latanoprost | Generic | 112 | 34 | $3,204 |
| Bacitracin | Generic | 62 | 52 | $6,052 |
| Timolol Maleate | Generic | 58 | 15 | $592 |
| Ketorolac Tromethamine | Generic | 45 | 27 | $797 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 39 | 17 | $1,563 |
| Fluorometholone | Generic | 26 | 22 | $1,673 |
Frequently asked questions
What is Dr. Ivan Hwang's medical specialty?
Dr. Ivan Hwang practices Ophthalmology Physician in Antioch, CA.
Where does Dr. Ivan Hwang practice?
Dr. Ivan Hwang practices at 3747 Sunset Ln, Antioch, CA 945096101. Office phone: 9257542300.
What is Dr. Ivan Hwang's NPI?
Dr. Ivan Hwang's National Provider Identifier (NPI) is 1023152378, issued by NPPES.
Does Dr. Ivan Hwang accept Medicare assignment?
Yes. Dr. Ivan Hwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ivan Hwang commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.