Rohit Loomba, MD
NPI 1578593521ActiveIndividual· Internal Medicine· La Jolla, CA
Internal Medicine (MD) with Regents of the University of California, practicing in La Jolla, California. Their prescriptions cost Medicare Part D more than their services did: $210,410 for 67 claims, against $5,048 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 19 companies reporting payments in 2025, $245,285 in all, mostly consulting fees. Lists Uc San Diego Health Hillcrest - Hillcrest Med Ctr as a hospital affiliation.
Overview
| NPI | 1578593521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 4, 2006 |
| Last updated in NPPES | Jan 8, 2020 |
| Certified by provider | Jan 8, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A98657 | CA |
| Internal Medicine | 207R00000X | D0062322 | MD |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 42 across 13 procedure codes |
| Paid by Medicare | $5,048 |
Part D prescriptions in 2024
| Prescriptions (claims) | 67 · 81 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $210,410 |
| Generic share | 19% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Regents of the University of CaliforniaSan Diego, CA · 2,089 clinicians
Hospital affiliation
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
Industry payments (Open Payments)
- 2025$245,285 · 117 payments from 19 companies
- 2024$59,929 · 51 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $108,269 | 45 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $29,673 | 12 |
| Takeda Pharmaceuticals U.S.A., Inc. | $27,100 | 13 |
| Novo Nordisk Inc | $25,198 | 12 |
| Ionis Pharmaceuticals, Inc. | $16,134 | 5 |
What the 2025 payments were for
- Consulting Fee$101,284 · 23 payments
- Grant$69,887 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$50,758 · 13 payments
- Travel and Lodging$16,297 · 19 payments
- Food and Beverage$3,799 · 59 payments
- Honoraria$3,260 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in La Jolla
- 1144470220
- 1073259735
- 1578415295
- 1376031161
- 1881101541
- 1518913029
- 1295013431
- 1578959185
- 1912318023
- 1508091307
- 1730408790
- 1023002029