Vijayalakshmi Arunachalam, MD
NPI 1790764587ActiveIndividual· Internal Medicine· Dearborn, MI
Internal Medicine (MD) with Oakwood Ambulatory LLC, practicing in Dearborn, Michigan. Their prescriptions cost Medicare Part D more than their services did: $214,304 for 3,914 claims, against $10,806 paid for services in 2024. Seqirus USA Inc reported $20.84 in payments in 2025, mostly food and beverage. Lists Beaumont Hospital - Dearborn and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1790764587 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 11, 2006 |
| Last updated in NPPES | Oct 22, 2020 |
| Certified by provider | Oct 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301080832 | MI |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 232 across 12 procedure codes |
| Paid by Medicare | $10,806 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,914 · 9,113 30-day fills |
|---|---|
| Patients | 336 |
| Total drug cost | $214,304 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Oakwood Ambulatory LLCWestland, MI · 274 clinicians
Hospital affiliations
- Beaumont Hospital - DearbornDearborn, MI
- Beaumont Hospital - TaylorTaylor, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Corewell Health Wayne HospitalWayne, MI
Industry payments (Open Payments)
- 2025$20.84 · 1 payment from 1 company
- 2024$70.16 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Seqirus USA Inc | $20.84 | 1 |
What the 2025 payments were for
- Food and Beverage$20.84 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 306 internal medicine physicians in Dearborn · All internal medicine physicians in Michigan