Abraham Chacko, D.O.
NPI 1902117773ActiveIndividual· Internal Medicine, Gastroenterology· Sugar Land, TX
Internal Medicine, Gastroenterology (D.O.) in Sugar Land, Texas, trained at Philadelphia College of Osteopathic Medicine (class of 2010). In 2024 Medicare paid $157,028 for 375 patients, and Part D covered 1,084 of their prescriptions, 85% of them generic. Medtronic, Inc. was the largest of 14 companies reporting payments in 2025, $878.66 in all, mostly food and beverage.
Overview
| NPI | 1902117773 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 27, 2010 |
| Last updated in NPPES | Feb 9, 2026 |
| Certified by provider | Feb 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | Q9309 | TX |
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 - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 375 |
|---|---|
| Services billed | 2,367 across 48 procedure codes |
| Paid by Medicare | $157,028 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,084 · 2,021 30-day fills |
|---|---|
| Patients | 404 |
| Total drug cost | $214,401 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Houston Regional Gastroenterology Institute PLLCSugar Land, TX · 40 clinicians
Hospital affiliations
- HCA Houston Healthcare KingwoodKingwood, TX
- HCA Houston Healthcare WestHouston, TX
- Houston Methodist Sugarland HospitalSugar Land, TX
- Memorial Hermann Sugar Land HospitalSugar Land, TX
- Oakbend Medical CenterRichmond, TX
Industry payments (Open Payments)
- 2025$878.66 · 25 payments from 14 companies
- 2024$913.00 · 24 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $317.98 | 3 |
| Phathom Pharmaceuticals, Inc. | $142.77 | 2 |
| Lilly USA, LLC | $116.95 | 5 |
| Takeda Pharmaceuticals U.S.A., Inc. | $60.77 | 3 |
| Abbvie Inc. | $41.60 | 2 |
What the 2025 payments were for
- Food and Beverage$878.66 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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