Physician
Jack Chang MD PC
Jack Chang MD PC was paid $26K by Medicaid between Sep 2019 and Dec 2023, across 3 billing codes. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 96% of everything it billed.
33Billing provider infoJACK CHANG MD PC
LOWELL, MA 01852
LOWELL, MA 01852
33aNPI1235114216assigned 12/13/2005
33bProvider typeInternal Medicine Physician
28Total paid$26K
24GClaims400
24DCodes billed3
24AFirst – last monthSep 2019 – Dec 2023
Compared with peers
Next to other Internal Medicine Physician providers in Massachusetts
Rank by total paid#440 of 1,270
Median peer was paid$8K
This provider vs. median3.1×
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 | |
|---|---|---|---|
| 2019 | 15 | $600.87 | |
| 2020 | 100 | $4K | |
| 2021 | 86 | $7K | |
| 2022 | 46 | $3K | |
| 2023 | 153 | $12K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 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 | 96% | 324 | 298 | $25K |
| 90662 | 2.7% | 45 | 45 | $698.78 | |
| 90471 | Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine | 1.5% | 31 | 30 | $380.45 |
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.
From NPPES
Who's on the registration
Authorized officialCHANG, JACK (MD)
| Provider | Location | Paid |
|---|---|---|
| CK Dental PLLC | Houston, TX | $503K |
Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.