Physician
An Pang Chieng MD a Professional Corporation
An Pang Chieng MD a Professional Corporation was paid $2K by Medicaid between Jan 2018 and Apr 2022, across 3 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 97% of everything it billed.
33Billing provider infoAN PANG CHIENG MD A PROFESSIONAL CORPORATION
LOS ANGELES, CA 90032
LOS ANGELES, CA 90032
33aNPI1336189117assigned 06/08/2006
33bProvider typeInternal Medicine Physician
28Total paid$2K
24GClaims1,028
24DCodes billed3
24AFirst – last monthJan 2018 – Apr 2022
Compared with peers
Next to other Internal Medicine Physician providers in California
Rank by total paid#1,831 of 2,679
Median peer was paid$13K
This provider vs. median0.2×
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 | 465 | $1K | |
| 2019 | 414 | $1K | |
| 2020 | 119 | $176.34 | |
| 2022 | 30 | $45.31 |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 97% | 992 | 888 | $2K |
| 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 | 3.0% | 24 | 24 | $70.88 |
| 90471 | Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine | <1% | 12 | 12 | $10.00 |
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.
From NPPES
Who's on the registration
Authorized officialCHIENG, AN PANG (OWNER/PRESIDENT)
| Provider | Location | Paid |
|---|---|---|
| United Premier Physicians INC | Monterey Park, CA | $473K |
Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.