Louisa Wall Whitesides, M.D.
NPI 1356703011ActiveIndividual· Internal Medicine, Geriatric Medicine· Washington, DC
Opted out of Medicare from October 2025 to October 2027. Internal Medicine, Geriatric Medicine (M.D.) in Washington, District of Columbia, trained at Emory University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $190,693 for 1,810 claims, against $73,560 paid for services in 2024.
Overview
| NPI | 1356703011 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 22, 2016 |
| Last updated in NPPES | May 28, 2026 |
| Certified by provider | May 28, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | MD047091 | DC |
| Internal Medicine | 207R00000X | MD07091 | DC |
| Internal Medicine | 207R00000X | MD047091 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Oct 2, 2025 – Oct 2, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 267 |
|---|---|
| Services billed | 983 across 49 procedure codes |
| Paid by Medicare | $73,560 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,810 · 3,289 30-day fills |
|---|---|
| Patients | 156 |
| Total drug cost | $190,693 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Emory University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Internal Medicine |
Medical group
- Suburban/Nrh Medical Rehabilitation IncBethesda, MD · 941 clinicians
Hospital affiliations
- George Washington Univ HospitalWashington, DC
- Sibley Memorial HospitalWashington, DC
Other facilities
- Amedisys Home HealthHome health agency · Washington, DC
- Ingleside at Rock CreekNursing home · Washington, DC
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other geriatricians in Washington
- 1154718955
- 1295894426
- 1700051232
- 1780738971
- 1992864177
- 1306100185
- 1316016504
- 1407051840
- 1669431680
- 1689740086
- 1881251320
- 1033614615
All 28 geriatricians in Washington · All geriatricians in District of Columbia