Ali Asif Khan, MD, MPH
NPI 1801320957ActiveIndividual· Internal Medicine, Gastroenterology· Washington, DC
Internal Medicine, Gastroenterology (MD, MPH) in Washington, District of Columbia, trained at George Washington University School of Medicine (class of 2017). In 2024 Medicare paid $214,922 for 609 patients, and Part D covered 517 of their prescriptions, 74% of them generic. Phathom Pharmaceuticals, Inc. was the largest of 16 companies reporting payments in 2025, $18,187 in all, mostly speaking and faculty fees.
Overview
| NPI | 1801320957 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, MPH |
| Sole proprietor | Yes |
| NPI issued | Apr 15, 2017 |
| Last updated in NPPES | Sep 1, 2026 |
| Certified by provider | Sep 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 0101278754 | VA |
| Internal Medicine | 207R00000X | 0101278754 | VA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | DC |
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 - Gastroenterology (DC); Practitioner - Gastroenterology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 609 |
|---|---|
| Services billed | 7,149 across 49 procedure codes |
| Paid by Medicare | $214,922 |
Part D prescriptions in 2024
| Prescriptions (claims) | 517 · 941 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $182,259 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Gastroenterology Associates of Northern Virginia, LLCAlexandria, VA · 100 clinicians
- Fauquier Physician Practices LLCWarrenton, VA · 43 clinicians
Hospital affiliations
- Fauquier HospitalWarrenton, VA
- Uva Health Culpeper Medical CenterCulpeper, VA
Industry payments (Open Payments)
- 2025$18,187 · 75 payments from 16 companies
- 2024$22,382 · 105 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $16,103 | 18 |
| Boston Scientific Corporation | $957.95 | 8 |
| Janssen Biotech, Inc. | $320.27 | 13 |
| Abbvie Inc. | $181.26 | 11 |
| Genzyme Corporation | $108.50 | 4 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,500 · 5 payments
- Travel and Lodging$3,557 · 9 payments
- Food and Beverage$2,130 · 61 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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