Erica Lynn Andres, MD
NPI 1366061921ActiveIndividual· Internal Medicine, Hematology & Oncology· Milwaukee, WI
Internal Medicine, Hematology & Oncology (MD) with Mayo Clinic, practicing in Milwaukee, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $225,722 for 144 claims, against $16,180 paid for services in 2024. Tempus Ai, Inc was the largest of 2 companies reporting payments in 2025, $103.87 in all, mostly food and beverage. Lists Mayo Clinic Health System - Cannon Falls and 1 other hospital as hospital affiliations.
Overview
| NPI | 1366061921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 14, 2020 |
| Last updated in NPPES | Aug 19, 2026 |
| Certified by provider | Aug 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 87860-020 | WI |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 74273 | MN |
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 - Hematology/Oncology (MN); Practitioner - Hematology/Oncology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 68 |
|---|---|
| Services billed | 143 across 8 procedure codes |
| Paid by Medicare | $16,180 |
Part D prescriptions in 2024
| Prescriptions (claims) | 144 · 195 30-day fills |
|---|---|
| Patients | 51 |
| Total drug cost | $225,722 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Mayo ClinicRochester, MN · 4,956 clinicians
Hospital affiliations
- Mayo Clinic Health System - Cannon FallsCannon Falls, MN
- Mayo Clinic Hospital RochesterRochester, MN
Industry payments (Open Payments)
- 2025$103.87 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tempus Ai, Inc | $81.68 | 1 |
| Stemline Therapeutics Inc. | $22.19 | 1 |
What the 2025 payments were for
- Food and Beverage$103.87 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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