Internal Medicine, Medical Oncology · Westwood, KS
NPI
1811925316
Since 2006
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
2650 Shawnee Mission Pkwy
Westwood, KS, 66205
Phone (913) 588-1227
Groups this clinician bills Medicare through
Medicare paid, 2024
$63K
946 services
Medicare patients, 2024
205
Average age 73
Drug cost, 2024
$1.4M
466 prescriptions
Company payments, 2025
$33K
From 9 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Weijing Sun was code 99215 (office e&m - established), 425 times for 132 patients. In total Weijing Sun billed 946 services in 11 codes, and Medicare paid $63K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-09-18.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 425 | 132 | $102.39 | $44K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 353 | 131 | $12.66 | $4,470 |
| 99205 Office E&M - New | Office | 62 | 62 | $130.70 | $8,103 |
| G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Office | 42 | 22 | $23.40 | $983 |
| 99223 Hospital E&M - Initial | Facility | 27 | 27 | $129.39 | $3,494 |
| 99214 Office E&M - Established | Office | 18 | 17 | $52.06 | $937 |
By year: 2022 $33K for 323 services; 2023 $46K for 463 services; 2024 $63K for 946 services.
Medicare prescription drug claims, 2024
In 2024, the drug Weijing Sun prescribed most often to Medicare patients was Ondansetron Hcl, with 50 prescriptions and refills. In total Weijing Sun wrote 466 Medicare prescriptions that cost $1.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Ondansetron Hcl Generic | 50 | 50 | 31 | $331 |
| Dexamethasone Generic | 48 | 61 | 32 | $776 |
| Olanzapine Generic | 38 | 46 | 20 | $459 |
| Creon Lipase/Protease/Amylase | 29 | 39 | Under 11 | $112K |
| Prochlorperazine Maleate Generic | 26 | 26 | 21 | $322 |
| Oxycodone Hcl Generic | 23 | 23 | Under 11 | $473 |
| Eliquis Apixaban | 20 | 22 | Under 11 | $13K |
| Gabapentin Generic | 18 | 45 | Under 11 | $327 |
| Methylprednisolone Generic | 17 | 17 | Under 11 | $69.3 |
| Levothyroxine Sodium Generic | 15 | 45 | Under 11 | $80.53 |
| Stivarga Regorafenib | 14 | 14 | Under 11 | $156K |
| Vitrakvi Larotrectinib Sulfate | 14 | 14 | Under 11 | $557K |
| Tibsovo Ivosidenib | 12 | 12 | Under 11 | $374K |
Brand drugs: 130 claims; generic drugs: 336 claims; opioid claims: 45.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Weijing Sun $33K ($33K in general payments such as food, travel and fees) from 9 companies. The largest payer was Ipsen Biopharmaceuticals, Inc with $27K.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.