NPI 1245869510 · live from the CMS NPI Registry
Adam Zachary Tillowitz, MD
Internal Medicine, Gastroenterology in Washington, DC. National Provider Identifier 1245869510, active.
NPI record
| NPI | 1245869510 Type 1 · individual |
|---|---|
| Status | Active |
| Primary specialty | Internal Medicine, Gastroenterology 207RG0100X |
| Practice location | The Gw Medical Faculty Associates, 2150 Pennsylvania Ave, Washington, DC 20037 |
| Practice phone | 202-741-3000 |
| Mailing address | Po Box 202230, Dallas, TX 75320 |
| Enumerated | April 7, 2020 |
| Last updated | May 18, 2026 |
| Sole proprietor | Yes |
| Other names | Adam Horowitz |
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Internal Medicine, Gastroenterology primary | 207RG0100X | md21210 (RI) |
Source: CMS NPPES NPI Registry. NPI data is self-reported by providers; license numbers are not verified by CMS.