Abdallah Dlewati, M.D.
NPI 1609054899ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Flint, MI
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with Endocrine and Diabetes Consultants PC, practicing in Flint, Michigan. Their prescriptions cost Medicare Part D more than their services did: $3,221,373 for 6,381 claims, against $179,076 paid for services in 2024. Abbott Laboratories was the largest of 30 companies reporting payments in 2025, $1,264 in all, mostly food and beverage. Lists Beaumont Hospital - Farmington Hills and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1609054899 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 10, 2008 |
| Last updated in NPPES | Feb 10, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 4301045812 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 776 |
|---|---|
| Services billed | 2,387 across 13 procedure codes |
| Paid by Medicare | $179,076 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,381 · 16,430 30-day fills |
|---|---|
| Patients | 768 |
| Total drug cost | $3,221,373 |
| Generic share | 42% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
Medical group
- Endocrine and Diabetes Consultants PCRochester Hills, MI · 6 clinicians
Hospital affiliations
- Beaumont Hospital - Farmington HillsFarmington Hills, MI
- Beaumont Hospital - Grosse PointeGrosse Pointe, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
- Trinity Health Oakland HospitalPontiac, MI
Industry payments (Open Payments)
- 2025$1,264 · 68 payments from 30 companies
- 2024$1,490 · 72 payments from 31 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $142.94 | 11 |
| Amgen Inc. | $88.59 | 5 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $83.23 | 5 |
| Novo Nordisk Inc | $78.70 | 4 |
| Bayer Healthcare Pharmaceuticals Inc. | $66.51 | 3 |
What the 2025 payments were for
- Food and Beverage$1,264 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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