Nikhil Thiruvengadam
NPI 1972923431ActiveIndividual· Internal Medicine, Gastroenterology· Loma Linda, CA
Internal Medicine, Gastroenterology in Loma Linda, California, trained at Stanford University School of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $551,691 for 273 claims, against $41,270 paid for services in 2024. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $740.27 in all, mostly food and beverage.
Overview
| NPI | 1972923431 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 23, 2014 |
| Last updated in NPPES | Jan 7, 2022 |
| Certified by provider | Jan 7, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A147956 | 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); Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 173 |
|---|---|
| Services billed | 345 across 52 procedure codes |
| Paid by Medicare | $41,270 |
Part D prescriptions in 2024
| Prescriptions (claims) | 273 · 444 30-day fills |
|---|---|
| Patients | 68 |
| Total drug cost | $551,691 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Faculty Physicians and Surgeons of LlusmLoma Linda, CA · 1,315 clinicians
Hospital affiliations
- Loma Linda University Medical CenterLoma Linda, CA
- Riverside University Health System-Medical CenterMoreno Valley, CA
Industry payments (Open Payments)
- 2025$740.27 · 12 payments from 3 companies
- 2024$363.72 · 11 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $382.19 | 7 |
| Conmed Corporation | $289.26 | 4 |
| Fujifilm Healthcare Americas Corporation | $68.82 | 1 |
What the 2025 payments were for
- Food and Beverage$740.27 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 gastroenterologists in Loma Linda · All gastroenterologists in California