Sunny Shengyuan Cai, MD
NPI 1700441771ActiveIndividual· Internal Medicine, Hematology & Oncology· Westwood, KS
Internal Medicine, Hematology & Oncology (MD) in Westwood, Kansas, licensed in KS and TN, with an NPI issued in May 2019. In 2024 Medicare paid $20,727 for 77 patients, and Part D covered 89 of their prescriptions, 79% of them generic. Exelixis Inc. was the largest of 2 companies reporting payments in 2025, $156.72 in all, mostly food and beverage.
Overview
| NPI | 1700441771 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 6, 2019 |
| Last updated in NPPES | Jul 1, 2024 |
| Certified by provider | Jul 1, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 94-11716 | KS |
| Internal Medicine | 207R00000X | 62721 | TN |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Order and Referring Only - Hematology/Oncology (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 262 across 7 procedure codes |
| Paid by Medicare | $20,727 |
Part D prescriptions in 2024
| Prescriptions (claims) | 89 · 99 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $19,857 |
| Generic share | 79% of claims |
Industry payments (Open Payments)
- 2025$156.72 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exelixis Inc. | $125.00 | 1 |
| Astellas Pharma Global Development | $31.72 | 1 |
What the 2025 payments were for
- Food and Beverage$156.72 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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