Lisa Maureen Sumner, MD
NPI 1962512012ActiveIndividual· Internal Medicine, Rheumatology· Phoenix, AZ
Internal Medicine, Rheumatology (MD) in Phoenix, Arizona, trained at Tufts University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,855,542 for 653 claims, against $11,399 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 3 companies reporting payments in 2025, $306.03 in all, mostly food and beverage.
Overview
| NPI | 1962512012 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Jul 8, 2026 |
| Certified by provider | Jul 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 30956 | AZ |
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 | 109 |
|---|---|
| Services billed | 201 across 13 procedure codes |
| Paid by Medicare | $11,399 |
Part D prescriptions in 2024
| Prescriptions (claims) | 653 · 832 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $1,855,542 |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Rheumatology |
| Telehealth | Offers telehealth |
Medical groups
- Dhew Ind Hlth Sv Hlth Svs and Mntl Hlth AdmPhoenix, AZ · 227 clinicians
- Dhhs Ihs Phoenix AreaWhiteriver, AZ · 71 clinicians
- Dhhs Ihs Phoenix AreaParker, AZ · 59 clinicians
- Dhhs Ihs Phoenix AreaPolacca, AZ · 27 clinicians
- Dhhs Ihs Phoenix AreaElko, NV · 9 clinicians
Hospital affiliations
- Hopi Health Care CenterPolacca, AZ
- La Paz Regional HospitalParker, AZ
- Parker Indian Health CenterParker, AZ
- Phoenix Indian Medical CenterPhoenix, AZ
- Whiteriver Phs Indian HospitalWhiteriver, AZ
Industry payments (Open Payments)
- 2025$306.03 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $149.99 | 1 |
| Astrazeneca Pharmaceuticals LP | $81.04 | 1 |
| Novartis Pharmaceuticals Corporation | $75.00 | 1 |
What the 2025 payments were for
- Food and Beverage$306.03 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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