William Tucker Hark, MD
NPI 1891708665ActiveIndividual· Allergy & Immunology, Allergy· Richmond, VA
Allergy & Immunology, Allergy (MD) in Richmond, Virginia, trained at University of Virginia School of Medicine (class of 1993). In 2024 Medicare paid $164,999 for 442 patients, and Part D covered 809 of their prescriptions, 71% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $2,668 in all, mostly food and beverage.
Overview
| NPI | 1891708665 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 14, 2006 |
| Last updated in NPPES | Feb 25, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology, Allergy Primary | 207KA0200X | 0101051636 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 442 |
|---|---|
| Services billed | 19,157 across 25 procedure codes |
| Paid by Medicare | $164,999 |
Part D prescriptions in 2024
| Prescriptions (claims) | 809 · 1,416 30-day fills |
|---|---|
| Patients | 209 |
| Total drug cost | $234,176 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Virginia School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Richmond Allergy and Asthma Specialists,pcHenrico, VA · 6 clinicians
Industry payments (Open Payments)
- 2025$2,668 · 137 payments from 17 companies
- 2024$2,559 · 130 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $622.99 | 32 |
| Regeneron Healthcare Solutions, Inc. | $452.85 | 19 |
| Ars Pharmaceuticals Operations, Inc. | $279.32 | 16 |
| Glaxosmithkline, LLC. | $231.47 | 16 |
| Takeda Pharmaceuticals U.S.A., Inc. | $210.68 | 11 |
What the 2025 payments were for
- Food and Beverage$2,668 · 137 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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