Baochong B. Chang, M.D.
NPI 1790851525ActiveIndividual· Internal Medicine, Hematology & Oncology· Waco, TX
Internal Medicine, Hematology & Oncology (M.D.) with Christus Health Central Louisiana, practicing in Waco, Texas. Their prescriptions cost Medicare Part D more than their services did: $830,992 for 1,009 claims, against $122,442 paid for services in 2024. Astellas Pharma US Inc was the largest of 16 companies reporting payments in 2025, $548.84 in all, mostly food and beverage. Lists Christus St Frances Cabrini Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1790851525 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 24, 2006 |
| Last updated in NPPES | Oct 8, 2024 |
| Certified by provider | Oct 8, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | L8302 | TX |
| Internal Medicine | 207R00000X | L8302 | TX |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 72762 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (LA); Practitioner - Medical Oncology (MI); Practitioner - Hematology/Oncology (TX); Practitioner - Hematology/Oncology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 316 |
|---|---|
| Services billed | 1,331 across 11 procedure codes |
| Paid by Medicare | $122,442 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,009 · 1,357 30-day fills |
|---|---|
| Patients | 177 |
| Total drug cost | $830,992 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Christus Health Central LouisianaAlexandria, LA · 45 clinicians
Hospital affiliations
- Christus St Frances Cabrini HospitalAlexandria, LA
- Marshfield Medical Center - MinocquaMinocqua, WI
- Uphs Marquette Dlp HospitalMarquette, MI
Industry payments (Open Payments)
- 2025$548.84 · 27 payments from 16 companies
- 2024$656.18 · 29 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $72.72 | 3 |
| Daiichi Sankyo Inc. | $68.52 | 4 |
| Merck Sharp & Dohme LLC | $57.47 | 3 |
| E.R. Squibb & Sons, L.L.C. | $45.02 | 2 |
| Astrazeneca Pharmaceuticals LP | $44.53 | 2 |
What the 2025 payments were for
- Food and Beverage$548.84 · 27 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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