Physician
Chang, Nai-Lun
Chang, Nai-Lun was paid $554K by Medicaid between May 2021 and Nov 2024, across 24 billing codes. Its largest line is 93229, — 24% of everything it billed.
33Billing provider infoCHANG, NAI-LUN
BROOKLYN, NY 11220
BROOKLYN, NY 11220
33aNPI1639425689assigned 07/27/2012
33bProvider typeInterventional Cardiology Physician
28Total paid$554K
24GClaims17,385
24DCodes billed24
24AFirst – last monthMay 2021 – Nov 2024
Compared with peers
Next to other Interventional Cardiology Physician providers in New York
Rank by total paid#19 of 138
Median peer was paid$16K
This provider vs. median35×
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 | |
|---|---|---|---|
| 2021 | 454 | $7K | |
| 2022 | 1,965 | $47K | |
| 2023 | 7,568 | $261K | |
| 2024incomplete | 7,398 | $240K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 93229 | 24% | 707 | 705 | $135K | |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 18% | 3,459 | 3,283 | $99K |
| 93306 | Echocardiography, transthoracic, real-time with image documentation, with and without Doppler, complete | 17% | 1,882 | 1,880 | $94K |
| 99214 | Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity | 14% | 2,115 | 2,002 | $75K |
| 78452 | Myocardial perfusion imaging, tomographic (SPECT); multiple studies at rest and/or stress | 6.7% | 405 | 395 | $37K |
| 99204 | Doctor's office visit, new patient (more involved)Office or other outpatient visit for the evaluation and management of a new patient, moderate complexity | 4.8% | 564 | 559 | $27K |
| 93000 | 3.3% | 3,745 | 3,698 | $18K | |
| 99203 | Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity | 2.8% | 395 | 392 | $16K |
| 93224 | 2.0% | 585 | 583 | $11K | |
| A9502 | Technetium tc-99m tetrofosmin, diagnostic, per study dose | 1.9% | 287 | 277 | $10K |
| J2785 | Injection, regadenoson, 0.1 mg | 1.5% | 336 | 330 | $8K |
| 93015 | 1.4% | 522 | 509 | $8K |
12 more codes
| 93979 | <1% | 215 | $5K | |
| 93228 | <1% | 569 | $3K | |
| 93880 | <1% | 70 | $3K | |
| 93241 | <1% | 31 | $2K | |
| 93351 | <1% | 32 | $2K | |
| 93227 | <1% | 231 | $1K | |
| 93320 | <1% | 32 | $389.16 | |
| 93325 | <1% | 32 | $188.73 | |
| 99401 | <1% | 40 | $115.24 | |
| 99051 | <1% | 167 | $28.28 | |
| G8420 | Bmi is documented within normal parameters and no follow-up plan is required | 0% | 350 | $0.00 |
| 3008F | 0% | 614 | $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.