Emmanuel F. Desai, M.D.
NPI 1841234655ActiveIndividual· Internal Medicine· Lewisville, TX
Internal Medicine (M.D.) with Legacy Healthcare Services Inc, practicing in Lewisville, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,011,666 for 10,661 claims, against $367,823 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 7 companies reporting payments in 2025, $391.47 in all, mostly food and beverage. Lists Medical City Lewisville and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1841234655 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 15, 2006 |
| Last updated in NPPES | Jun 16, 2023 |
| Certified by provider | Jun 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | E9603 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 396 |
|---|---|
| Services billed | 6,198 across 34 procedure codes |
| Paid by Medicare | $367,823 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,661 · 25,013 30-day fills |
|---|---|
| Patients | 535 |
| Total drug cost | $1,011,666 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1977 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Legacy Healthcare Services IncGreenville, SC · 3,223 clinicians
Hospital affiliations
- Medical City LewisvilleLewisville, TX
- Texas Health Presbyterian Hospital Flower MoundFlower Mound, TX
- The Heart Hospital Baylor DentonDenton, TX
Other facilities
- Optimum Home Health Care IncHome health agency · Plano, TX
Industry payments (Open Payments)
- 2025$391.47 · 14 payments from 7 companies
- 2024$318.67 · 17 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $196.50 | 6 |
| Glaxosmithkline, LLC. | $49.62 | 2 |
| Boston Scientific Corporation | $48.64 | 1 |
| Novo Nordisk Inc | $32.38 | 2 |
| Rgh Enterprises LLC | $26.00 | 1 |
What the 2025 payments were for
- Food and Beverage$391.47 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 internal medicine physicians in Lewisville · All internal medicine physicians in Texas