Diala El-Maouche, MD, MS
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD, MS) with Johns Hopkins Community Physicians, Inc and 1 other group, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $257,047 for 529 claims, against $109,558 paid for services in 2024. Sanofi-Aventis U.S. LLC was the largest of 3 companies reporting payments in 2025, $641.16 in all, mostly food and beverage. Lists Sibley Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1487817821 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, MS |
| Sole proprietor | No |
| NPI issued | Jul 7, 2008 |
| Last updated in NPPES | Dec 19, 2019 |
| Certified by provider | Dec 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | D72079 | MD |
| Internal Medicine | 207R00000X | ME119678 | FL |
| Internal Medicine | 207R00000X | D72079 | MD |
| Internal Medicine, Endocrinology, Diabetes & Metabolism | 207RE0101X | MD047855 | DC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Endocrinology (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 204 |
|---|---|
| Services billed | 6,172 across 22 procedure codes |
| Paid by Medicare | $109,558 |
Part D prescriptions in 2024
| Prescriptions (claims) | 529 · 1,231 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $257,047 |
| Generic share | 44% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Endocrinology |
Medical groups
- Johns Hopkins Community Physicians, IncLaurel, MD · 763 clinicians
- Medical Faculty Associates, IncWashington, DC · 672 clinicians
Hospital affiliations
- Sibley Memorial HospitalWashington, DC
- Suburban HospitalBethesda, MD
Industry payments (Open Payments)
- 2025$641.16 · 6 payments from 3 companies
- 2024$51,287 · 116 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $455.17 | 4 |
| Ascendis Pharma Endocrinology Inc | $161.26 | 1 |
| Abbott Laboratories | $24.73 | 1 |
What the 2025 payments were for
- Food and Beverage$641.16 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 endocrinologists in Washington · All endocrinologists in District of Columbia