Kumar Subodh Desai, M.D.
NPI 1841495728ActiveIndividual· Internal Medicine, Gastroenterology· Thousand Oaks, CA
Internal Medicine, Gastroenterology (M.D.) in Thousand Oaks, California, licensed in CA, with an NPI issued in June 2007. In 2024 Medicare paid $308,689 for 1,264 patients, and Part D covered 784 of their prescriptions, 86% of them generic. Janssen Scientific Affairs, LLC was the largest of 9 companies reporting payments in 2025, $523.02 in all, mostly food and beverage. Lists Los Robles Hospital & Medical Center as a hospital affiliation.
Overview
| NPI | 1841495728 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 19, 2007 |
| Last updated in NPPES | Dec 17, 2025 |
| Certified by provider | Dec 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A115599 | CA |
| Internal Medicine, Hepatology | 207RI0008X | A115599 | CA |
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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,264 |
|---|---|
| Services billed | 2,940 across 59 procedure codes |
| Paid by Medicare | $308,689 |
Part D prescriptions in 2024
| Prescriptions (claims) | 784 · 1,244 30-day fills |
|---|---|
| Patients | 394 |
| Total drug cost | $425,080 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Hospital affiliation
- Los Robles Hospital & Medical CenterThousand Oaks, CA
Industry payments (Open Payments)
- 2025$523.02 · 16 payments from 9 companies
- 2024$855.81 · 22 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Scientific Affairs, LLC | $128.31 | 1 |
| Janssen Biotech, Inc. | $108.48 | 4 |
| Celltrion USA Inc. | $84.31 | 3 |
| Regeneron Healthcare Solutions, Inc. | $54.96 | 2 |
| Abbvie Inc. | $35.00 | 2 |
What the 2025 payments were for
- Food and Beverage$523.02 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 gastroenterologists in Thousand Oaks · All gastroenterologists in California