Chang, Amy
Chang, Amy was paid $216K by Medicaid between Jan 2018 and Nov 2024, across 5 billing codes. Its largest line is 92004, Ophthalmological services: medical examination and evaluation, comprehensive, new patient — 42% of everything it billed.
33Billing provider infoCHANG, AMY
BLOOMINGDALE, IL 60108
BLOOMINGDALE, IL 60108
33aNPI1861705055assigned 07/16/2010
33bProvider typeOptometrist
28Total paid$216K
24GClaims6,560
24DCodes billed5
24AFirst – last monthJan 2018 – Nov 2024
Compared with peers
Next to other Optometrist providers in Illinois
Rank by total paid#272 of 1,069
Median peer was paid$56K
This provider vs. median3.9×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 1,011 | $35K | |
| 2019 | 1,375 | $46K | |
| 2020 | 1,182 | $40K | |
| 2021 | 1,329 | $49K | |
| 2022 | 954 | $30K | |
| 2023 | 305 | $6K | |
| 2024incomplete | 404 | $11K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 92004 | Ophthalmological services: medical examination and evaluation, comprehensive, new patient | 42% | 1,972 | 1,806 | $90K |
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 36% | 1,749 | 1,575 | $78K |
| 92015 | Determination of refractive state | 22% | 2,815 | 2,568 | $48K |
| S0621 | Routine ophthalmological examination including refraction; established patient | <1% | 12 | 12 | $540.00 |
| 3072F | 0% | 12 | 12 | $0.00 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.