Christopher C. Chapman, MD
NPI 1164426888ActiveIndividual· Family Medicine· Conroe, TX
Family Medicine (MD) with College Park Medicine,pa, practicing in Conroe, Texas. Their prescriptions cost Medicare Part D more than their services did: $648,383 for 6,182 claims, against $40,959 paid for services in 2024. Amgen Inc. was the largest of 13 companies reporting payments in 2025, $1,007 in all, mostly food and beverage. Lists Aspire Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1164426888 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Oct 29, 2026 |
| Certified by provider | Oct 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | L9131 | TX |
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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 189 |
|---|---|
| Services billed | 1,485 across 41 procedure codes |
| Paid by Medicare | $40,959 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,182 · 14,748 30-day fills |
|---|---|
| Patients | 463 |
| Total drug cost | $648,383 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- College Park Medicine,paSpring, TX · 11 clinicians
Hospital affiliations
- Aspire HospitalConroe, TX
- HCA Houston Healthcare ConroeConroe, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Memorial Hermann Hospital SystemHouston, TX
Industry payments (Open Payments)
- 2025$1,007 · 40 payments from 13 companies
- 2024$1,141 · 50 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $204.23 | 6 |
| Abbvie Inc. | $137.71 | 9 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $137.65 | 2 |
| Glaxosmithkline, LLC. | $134.00 | 6 |
| Dexcom, Inc. | $95.88 | 4 |
What the 2025 payments were for
- Food and Beverage$1,007 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 125 family medicine physicians in Conroe · All family medicine physicians in Texas