Doctor profile · Federal record
Dr. Chia-Wen Chang, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Visalia, CA
- NPI 1417210451
- Accepts Medicare
- MIPS 75.9 / 100 · 2023
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5021 W Noble Ave, Ste A
Visalia, CA 932778310
(559) 627-9393
fax (559) 627-1624
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- July 18, 2016
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- California #A142555
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417210451. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,694
Distinct HCPCS
10
Medicare allowed
$245,693
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 470 | 446 | $133 | |
92136 |
Measurement of corneal curvature and depth of eye | 200 | 115 | $42 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 195 | 145 | $93 | |
92134 |
Imaging of retina | 168 | 158 | $43 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 167 | 92 | $562 | |
92004 |
New patient complete exam of visual system | 147 | 147 | $158 | |
92133 |
Imaging of optic nerve | 146 | 146 | $39 | |
92083 |
Exam of visual field with extended testing | 60 | 60 | $67 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 42 | 41 | $133 | |
66821 |
Removal of recurring cataract in lens capsule using a laser | 39 | 28 | $326 |
In context: peer comparison
Among 3 peers in Visalia Ophthalmology Physician, average services per provider: 193. This provider delivers 8.8× the peer median.Open Payments
Industry payments received
All-time total
$522
Transactions
11
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Glaukos Corporation | 2 | $176.40 | |
| Alcon Vision LLC | 4 | $169.26 | |
| Bausch & Lomb Americas INC. | 2 | $129.35 | |
| Oyster Point Pharma, INC. | 2 | $32.22 | |
| Tarsus Pharmaceuticals, INC. | 1 | $15.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,480
Patients
420
Total drug cost
$147,782
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 555 | 105 | $6,531 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 276 | 68 | $6,447 |
| Prednisolone Acetate | Generic | 103 | 69 | $3,799 |
| Timolol Maleate | Generic | 101 | 23 | $1,163 |
| Lumigan (Bimatoprost) | Brand | 93 | 20 | $29,694 |
| Erythromycin (Erythromycin Base) | Brand | 88 | 49 | $1,039 |
| Restasis (Cyclosporine) | Brand | 59 | 19 | $74,758 |
| Brimonidine Tartrate | Generic | 56 | 18 | $1,162 |
| Travoprost | Generic | 28 | 0 | $3,467 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 25 | 0 | $13,762 |
Frequently asked questions
What is Dr. Chia-Wen Chang's medical specialty?
Dr. Chia-Wen Chang practices Ophthalmology Physician in Visalia, CA.
Where does Dr. Chia-Wen Chang practice?
Dr. Chia-Wen Chang practices at 5021 W Noble Ave, Visalia, CA 932778310. Office phone: 5596279393.
What is Dr. Chia-Wen Chang's NPI?
Dr. Chia-Wen Chang's National Provider Identifier (NPI) is 1417210451, issued by NPPES.
Does Dr. Chia-Wen Chang accept Medicare assignment?
Yes. Dr. Chia-Wen Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chia-Wen Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Measurement of corneal curvature and depth of eye (HCPCS 92136); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.