Sushovan Guha, MD, PHD
NPI 1538269840ActiveIndividual· Internal Medicine, Gastroenterology· Sugar Land, TX
Internal Medicine, Gastroenterology (MD, PHD) with Houston Regional Gastroenterology Institute PLLC, practicing in Sugar Land, Texas. In 2024 Medicare paid $26,894 for 103 patients, and Part D covered 165 of their prescriptions, 85% of them generic. Madrigal Pharmaceuticals was the largest of 19 companies reporting payments in 2025, $6,223 in all, mostly food and beverage. Lists HCA Houston Healthcare Kingwood as a hospital affiliation.
Overview
| NPI | 1538269840 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Sep 25, 2006 |
| 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 | M1728 | 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 | 103 |
|---|---|
| Services billed | 258 across 24 procedure codes |
| Paid by Medicare | $26,894 |
Part D prescriptions in 2024
| Prescriptions (claims) | 165 · 238 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $26,432 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Houston Regional Gastroenterology Institute PLLCSugar Land, TX · 40 clinicians
Hospital affiliation
- HCA Houston Healthcare KingwoodKingwood, TX
Industry payments (Open Payments)
- 2025$6,223 · 90 payments from 19 companies
- 2024$1,890 · 67 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $3,564 | 14 |
| Abbvie Inc. | $533.78 | 12 |
| Novartis Pharmaceuticals Corporation | $297.25 | 21 |
| Lilly USA, LLC | $287.90 | 6 |
| Phathom Pharmaceuticals, Inc. | $287.10 | 4 |
What the 2025 payments were for
- Food and Beverage$3,375 · 88 payments
- Consulting Fee$2,820 · 1 payment
- Travel and Lodging$28.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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