Zachary Paul Mulkey, MD
NPI 1154528370ActiveIndividual· Internal Medicine· Lubbock, TX
Internal Medicine (MD) in Lubbock, Texas, trained at Texas Tech University Health Science Center School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $97,333 for 112 claims, against $7,750 paid for services in 2024. Abbvie Inc. reported $15.28 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1154528370 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 29, 2007 |
| Last updated in NPPES | Jun 3, 2022 |
| Certified by provider | Jun 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | M7455 | TX |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 63 |
|---|---|
| Services billed | 155 across 20 procedure codes |
| Paid by Medicare | $7,750 |
Part D prescriptions in 2024
| Prescriptions (claims) | 112 · 214 30-day fills |
|---|---|
| Patients | 19 |
| Total drug cost | $97,333 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Internal Medicine |
Medical groups
- Texas Tech University Health Sciences Center LubbockLubbock, TX · 359 clinicians
- Lubbock County Hospital DistrictLubbock, TX · 51 clinicians
Hospital affiliation
- University Medical CenterLubbock, TX
Industry payments (Open Payments)
- 2025$15.28 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $15.28 | 1 |
What the 2025 payments were for
- Food and Beverage$15.28 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 146 internal medicine physicians in Lubbock · All internal medicine physicians in Texas