John J Tzeng MD a Professional Corporation
John J Tzeng MD a Professional Corporation was paid $297K by Medicaid between Jan 2018 and Mar 2023, across 15 billing codes. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 70% of everything it billed.
33Billing provider infoJOHN J TZENG MD A PROFESSIONAL CORPORATION
ALHAMBRA, CA 91801
ALHAMBRA, CA 91801
33aNPI1275691107assigned 12/04/2006
33bProvider typeSpecialist
28Total paid$297K
24GClaims6,981
24DCodes billed15
24AFirst – last monthJan 2018 – Mar 2023
Compared with peers
Next to other Specialist providers in California
Rank by total paid#357 of 1,230
Median peer was paid$51K
This provider vs. median5.8×
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 | 2,328 | $83K | |
| 2019 | 1,790 | $85K | |
| 2020 | 760 | $39K | |
| 2021 | 655 | $36K | |
| 2022 | 1,163 | $52K | |
| 2023 | 285 | $3K |
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 | 70% | 2,327 | 2,327 | $207K |
| 93306 | Echocardiography, transthoracic, real-time with image documentation, with and without Doppler, complete | 16% | 967 | 967 | $46K |
| 99212 | Office or other outpatient visit for the evaluation and management of an established patient, straightforward | 7.8% | 83 | 83 | $23K |
| 93000 | 3.0% | 1,651 | 1,651 | $9K | |
| 93978 | 1.1% | 917 | 917 | $3K | |
| 93880 | <1% | 406 | 406 | $2K | |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | <1% | 83 | 79 | $2K |
| 93015 | <1% | 96 | 96 | $1K | |
| J2785 | Injection, regadenoson, 0.1 mg | <1% | 34 | 34 | $617.40 |
| 93922 | <1% | 130 | 130 | $604.27 | |
| A9505 | Thallium tl-201 thallous chloride, diagnostic, per millicurie | <1% | 94 | 94 | $575.92 |
| A9502 | Technetium tc-99m tetrofosmin, diagnostic, per study dose | <1% | 26 | 26 | $572.74 |
3 more codes
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 officialTZENG, JOHN (PRESIDENT)