George J. Chang, M.D.
NPI 1295820496ActiveIndividual· Colon & Rectal Surgery· Houston, TX
Colon & Rectal Surgery (M.D.) with Physicians Referral Service, practicing in Houston, Texas. Mostly services rather than prescriptions: Medicare paid $42,704 for 62 patients in 2024, with only 25 Part D claims. Medtronic, Inc. was the largest of 6 companies reporting payments in 2024, $15,551 in all, mostly consulting fees.
Overview
| NPI | 1295820496 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 4, 2006 |
| Last updated in NPPES | Jun 10, 2022 |
| Certified by provider | Jun 10, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | M0036 | 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 - Colorectal Surgery (Proctology) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 125 across 39 procedure codes |
| Paid by Medicare | $42,704 |
Part D prescriptions in 2024
| Prescriptions (claims) | 25 · 25 30-day fills |
|---|---|
| Total drug cost | $438.98 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery, Surgical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2024$15,551 · 32 payments from 6 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $6,879 | 18 |
| Tempus Ai, Inc | $5,032 | 6 |
| Glaxosmithkline, LLC. | $1,600 | 1 |
| Medicaroid, Inc. | $1,186 | 2 |
| Intuitive Surgical, Inc. | $631.55 | 4 |
What the 2024 payments were for
- Consulting Fee$6,725 · 3 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,400 · 1 payment
- Travel and Lodging$2,826 · 16 payments
- Food and Beverage$600.89 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other colorectal surgeons in Houston
- 1033323878
- 1063688711
- 1083068803
- 1184944019
- 1194102988
- 1275501603
- 1316151137
- 1336393479
- 1407051220
- 1417960550
- 1457671612
- 1477564839
All 54 colorectal surgeons in Houston · All colorectal surgeons in Texas