Kuancheng Chen, MD
NPI 1235125790ActiveIndividual· Internal Medicine· Arcadia, CA
Internal Medicine (MD) in Arcadia, California, trained at Rush Medical College of Rush University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $265,894 for 3,503 claims, against $42,558 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 3 companies reporting payments in 2025, $303.35 in all, mostly food and beverage.
Overview
| NPI | 1235125790 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 21, 2005 |
| Last updated in NPPES | Nov 20, 2023 |
| Certified by provider | Nov 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G75056 | CA |
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 Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 139 |
|---|---|
| Services billed | 580 across 13 procedure codes |
| Paid by Medicare | $42,558 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,503 · 7,146 30-day fills |
|---|---|
| Patients | 272 |
| Total drug cost | $265,894 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
Medical group
- E Lin, DO, Inc.Hacienda Heights, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$303.35 · 3 payments from 3 companies
- 2024$121.83 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $140.00 | 1 |
| Agios Pharmaceuticals, Inc. | $140.00 | 1 |
| Exact Sciences Corporation | $23.35 | 1 |
What the 2025 payments were for
- Food and Beverage$303.35 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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