David Warfield, MD
NPI 1023018660ActiveIndividual· Internal Medicine· Glendale, AZ
Internal Medicine (MD) with Privia Medical Group Arizona, LLC, practicing in Glendale, Arizona. 488 Medicare patients in 2024, $141,502 paid; nearly all of their 4,869 Part D prescriptions were generic (93%). Lilly USA, LLC was the largest of 9 companies reporting payments in 2025, $289.73 in all, mostly food and beverage. Lists Honor Health John C. Lincoln Medical Center as a hospital affiliation.
Overview
| NPI | 1023018660 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 26, 2005 |
| Last updated in NPPES | Mar 23, 2023 |
| Certified by provider | Mar 23, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 24363 | AZ |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 488 |
|---|---|
| Services billed | 2,293 across 44 procedure codes |
| Paid by Medicare | $141,502 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,869 · 12,989 30-day fills |
|---|---|
| Patients | 609 |
| Total drug cost | $199,345 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Privia Medical Group Arizona, LLCAvondale, AZ · 91 clinicians
Hospital affiliation
- Honor Health John C. Lincoln Medical CenterPhoenix, AZ
Other facilities
- Banner Home Care-ArizonaHome health agency · Mesa, AZ
Industry payments (Open Payments)
- 2025$289.73 · 14 payments from 9 companies
- 2024$19.29 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $79.67 | 4 |
| Inspire Medical Systems, Inc. | $34.19 | 1 |
| Exact Sciences Corporation | $33.54 | 2 |
| Abbott Laboratories | $30.95 | 1 |
| Novo Nordisk Inc | $30.61 | 2 |
What the 2025 payments were for
- Food and Beverage$289.73 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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