Physician
Won Jo, MD, INC
Won Jo, MD, INC was paid $967K by Medicaid between Jan 2018 and Oct 2024, across 13 billing codes. Its largest line is 45385, Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) — 30% of everything it billed.
33Billing provider infoWON JO, MD, INC
SAN BERNARDINO, CA 92408
SAN BERNARDINO, CA 92408
33aNPI1235354408assigned 04/14/2007
33bProvider typeGastroenterology Physician
28Total paid$967K
24GClaims6,625
24DCodes billed13
24AFirst – last monthJan 2018 – Oct 2024
Compared with peers
Next to other Gastroenterology Physician providers in California
Rank by total paid#54 of 363
Median peer was paid$55K
This provider vs. median18×
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 | 1,946 | $256K | |
| 2019 | 567 | $112K | |
| 2020 | 519 | $94K | |
| 2021 | 957 | $145K | |
| 2022 | 809 | $119K | |
| 2023 | 891 | $109K | |
| 2024incomplete | 936 | $133K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 45385 | Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) | 30% | 827 | 803 | $291K |
| 43239 | Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple | 29% | 1,391 | 1,375 | $279K |
| 45378 | Colonoscopy, flexible; diagnostic, including collection of specimen(s) | 24% | 838 | 824 | $230K |
| 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 | 7.4% | 1,196 | 1,195 | $72K |
| 99203 | Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity | 5.2% | 1,005 | 972 | $51K |
| 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 | 3.3% | 977 | 964 | $31K |
| 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% | 245 | 224 | $5K |
| 99205 | Prolong outpt/office vis | <1% | 54 | 54 | $4K |
| 43235 | <1% | 17 | 13 | $3K | |
| 99223 | Prolong inpt eval add15 m | <1% | 25 | 25 | $2K |
| 99152 | <1% | 13 | 12 | $477.33 | |
| 43450 | <1% | 24 | 24 | $376.88 |
1 more codes
| G8417 | Bmi is documented above normal parameters and a follow-up plan is documented | 0% | 13 | $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.
From NPPES
Who's on the registration
Authorized officialJO, WON-SEOK (PRESIDENT)