Doctor profile · Federal record
Dr. Sylvia Chang
Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Rancho Cucamonga, CA
- NPI 1053843458
- Accepts Medicare
- MIPS 90.1 / 100 · 2023
- 9 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
9170 Haven Ave Ste 102
Rancho Cucamonga, CA 917305416
(909) 440-1014
fax (909) 440-1015 - Additional location
-
150 S Grand Ave Ste J
Glendora, CA 917414716
(626) 335-2114
fax (626) 963-6497 - Additional location
-
207 S Santa Anita St Ste P25
San Gabriel, CA 917761145
(626) 200-1277
fax (626) 200-1278 - Mailing address
-
14726 Ramona Ave Ste 203
Chino, CA 917105730
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- June 13, 2024
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- California #A187821 · Nevada #21409
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053843458. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
147
Distinct HCPCS
5
Medicare allowed
$15,139
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 42 | 42 | $123 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 35 | 35 | $166 | |
92012 |
Established patient problem focused exam of visual system | 28 | 26 | $89 | |
92134 |
Imaging of retina | 27 | 27 | $40 | |
92133 |
Imaging of optic nerve | 15 | 15 | $36 |
In context: peer comparison
Among 3 peers in Rancho Cucamonga Ophthalmology Physician, average services per provider: 55. This provider delivers 2.7× the peer median.Open Payments
Industry payments received
All-time total
$844
Transactions
21
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 9 | $438.93 | |
| Sight Sciences, INC. | 5 | $223.54 | |
| Tarsus Pharmaceuticals, INC. | 2 | $65.16 | |
| Oyster Point Pharma, INC. | 2 | $52.90 | |
| Amgen INC. | 2 | $37.15 | |
| Sun Pharmaceutical Industries INC. | 1 | $25.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,073
Patients
547
Total drug cost
$128,231
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 362 | 150 | $13,506 |
| Timolol Maleate | Generic | 123 | 59 | $1,899 |
| Prednisolone Acetate | Generic | 111 | 97 | $5,164 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 66 | 29 | $3,001 |
| Brimonidine Tartrate | Generic | 62 | 27 | $5,601 |
| Ketorolac Tromethamine | Generic | 59 | 52 | $1,747 |
| Dorzolamide Hcl | Generic | 50 | 19 | $1,858 |
| Lumigan (Bimatoprost) | Brand | 48 | 23 | $28,888 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 46 | 39 | $1,561 |
| Erythromycin (Erythromycin Base) | Brand | 34 | 20 | $277 |
Frequently asked questions
What is Dr. Sylvia Chang's medical specialty?
Dr. Sylvia Chang practices Ophthalmology Physician in Rancho Cucamonga, CA.
Where does Dr. Sylvia Chang practice?
Dr. Sylvia Chang practices at 9170 Haven Ave Ste 102, Rancho Cucamonga, CA 917305416. Office phone: 9094401014.
What is Dr. Sylvia Chang's NPI?
Dr. Sylvia Chang's National Provider Identifier (NPI) is 1053843458, issued by NPPES.
Does Dr. Sylvia Chang accept Medicare assignment?
Yes. Dr. Sylvia Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sylvia Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); New patient office or other outpatient visit (HCPCS 99204); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.