Arnon David Desai, M.D.
NPI 1619339991ActiveIndividual· Internal Medicine· Redlands, CA
Internal Medicine (M.D.) with Archis Desai MD Inc, practicing in Redlands, California. Their prescriptions cost Medicare Part D more than their services did: $83,080 for 686 claims, against $24,797 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 14 companies reporting payments in 2025, $1,415 in all, mostly food and beverage.
Overview
| NPI | 1619339991 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 24, 2016 |
| Last updated in NPPES | Oct 3, 2022 |
| Certified by provider | Oct 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A158648 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 245 across 8 procedure codes |
| Paid by Medicare | $24,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 686 · 1,065 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $83,080 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Archis Desai MD IncRedlands, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$1,415 · 54 payments from 14 companies
- 2024$528.79 · 23 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $380.13 | 16 |
| Neurocrine Biosciences, Inc. | $311.52 | 9 |
| Janssen Pharmaceuticals, Inc | $223.91 | 8 |
| Teva Pharmaceuticals USA, Inc. | $148.18 | 7 |
| Alkermes, Inc. | $95.24 | 3 |
What the 2025 payments were for
- Food and Beverage$1,415 · 54 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 internal medicine physicians in Redlands · All internal medicine physicians in California