Marla Z. Wolfert, M.D.
NPI 1528232576ActiveIndividual· Internal Medicine, Gastroenterology· Sheboygan, WI
Internal Medicine, Gastroenterology (M.D.) in Sheboygan, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $347,508 for 1,075 claims, against $74,852 paid for services in 2024.
Overview
| NPI | 1528232576 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2008 |
| Last updated in NPPES | Jun 3, 2020 |
| Certified by provider | Jun 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 62396-020 | WI |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Gastroenterology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 386 |
|---|---|
| Services billed | 871 across 39 procedure codes |
| Paid by Medicare | $74,852 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,075 · 1,935 30-day fills |
|---|---|
| Patients | 504 |
| Total drug cost | $347,508 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Gastroenterology |
Medical groups
- St Vincent Hospital-Hospital Sisters-Third Order of St FrancisGreen Bay, WI · 603 clinicians
- St Nicholas Hospital-Sisters of the Third Order of St FrancisSheboygan, WI · 178 clinicians
Hospital affiliations
- Aurora Medical Center Sheboygan CountySheboygan, WI
- St Nicholas HospitalSheboygan, WI
- St Vincent HospitalGreen Bay, WI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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