W Mackey Watkins, M.D.
NPI 1679527527ActiveIndividual· Internal Medicine· Denison, TX
Internal Medicine (M.D.) in Denison, Texas, trained at University of Texas Medical Branch at Galveston (class of 1972). Their prescriptions cost Medicare Part D more than their services did: $1,331,557 for 12,785 claims, against $242,786 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 3 companies reporting payments in 2024, $53.16 in all, mostly food and beverage.
Overview
| NPI | 1679527527 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 22, 2006 |
| Last updated in NPPES | Dec 4, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D9710 | TX |
| Internal Medicine, Nephrology | 207RN0300X | D9710 | TX |
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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 448 |
|---|---|
| Services billed | 15,224 across 97 procedure codes |
| Paid by Medicare | $242,786 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,785 · 28,359 30-day fills |
|---|---|
| Patients | 599 |
| Total drug cost | $1,331,557 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1972 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- TexomacareDurant, OK · 47 clinicians
Hospital affiliations
- Baylor Scott and White Surgical Hospital at ShermaSherman, TX
- Texoma Medical CenterDenison, TX
Other facilities
- Choice Health at HomeHome health agency · Gainesville, TX
- Guardian HealthcareHome health agency · Paris, TX
- Mays Housecall Home Health of Antlers, LLCHome health agency · Antlers, OK
- Tmc Home HealthHome health agency · Sherman, TX
Industry payments (Open Payments)
- 2024$53.16 · 3 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $20.97 | 1 |
| Novo Nordisk Inc | $17.50 | 1 |
| Lilly USA, LLC | $14.69 | 1 |
What the 2024 payments were for
- Food and Beverage$53.16 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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