Joseph P. Mathew, M.D.
NPI 1023031853ActiveIndividual· Internal Medicine· Racine, WI
Internal Medicine (M.D.) in Racine, Wisconsin, trained at Southern Illinois University School of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $617,340 for 10,544 claims, against $60,254 paid for services in 2024. Dynavax Technologies Corporation was the largest of 3 companies reporting payments in 2025, $77.57 in all, mostly food and beverage.
Overview
| NPI | 1023031853 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 40811-020 | WI |
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 - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 292 |
|---|---|
| Services billed | 1,006 across 16 procedure codes |
| Paid by Medicare | $60,254 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,544 · 23,555 30-day fills |
|---|---|
| Patients | 859 |
| Total drug cost | $617,340 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Internal Medicine |
Medical group
- Ascension Medical Group-Southeast Wisconsin IncBrookfield, WI · 545 clinicians
Hospital affiliations
- Ascension All Saints HospitalRacine, WI
- Froedtert South Inc.Kenosha, WI
Other facilities
- Ascension at HomeHome health agency · Milwaukee, WI
- Preceptor Home Health SouthHome health agency · Kenosha, WI
Industry payments (Open Payments)
- 2025$77.57 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dynavax Technologies Corporation | $31.42 | 1 |
| Exact Sciences Corporation | $24.62 | 1 |
| Novo Nordisk Inc | $21.53 | 1 |
What the 2025 payments were for
- Food and Beverage$77.57 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Racine
- 1225409048
- 1235635137
- 1255361218
- 1982638268
- 1427098722
- 1316055759
- 1639286958
- 1629092549
- 1861832990
- 1982628855
- 1265774715
- 1780694414