Abdulhaadi Ahmad Khan, MD
NPI 1619627510ActiveIndividual· Internal Medicine· Colton, CA
Internal Medicine (MD) in Colton, California, trained at University of California, San Diego School of Medicine (class of 2022). Part D covered 77 prescriptions written in 2024, 75% of them generic. United Therapeutics Corporation was the largest of 8 companies reporting payments in 2025, $353.50 in all, mostly food and beverage.
Overview
| NPI | 1619627510 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 24, 2022 |
| Last updated in NPPES | Feb 8, 2026 |
| Certified by provider | Feb 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A189165 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 77 · 98 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $9,226 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Arrowhead Regional Medical CenterColton, CA
Industry payments (Open Payments)
- 2025$353.50 · 13 payments from 8 companies
- 2024$117.82 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $109.36 | 4 |
| Verona Pharma, Inc. | $93.85 | 3 |
| Genzyme Corporation | $32.20 | 1 |
| Shionogi Inc | $27.31 | 1 |
| Chiesi USA, Inc. | $26.81 | 1 |
What the 2025 payments were for
- Food and Beverage$353.50 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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