Mark J. Holterman, M.D.
NPI 1033168273ActiveIndividual· Surgery, Pediatric Surgery· Chicago, IL
Surgery, Pediatric Surgery (M.D.) in Chicago, Illinois, trained at University of Virginia School of Medicine (class of 1988). 283 Medicare patients in 2024, $50,684 paid; nearly all of their 1,024 Part D prescriptions were generic (94%).
Overview
| NPI | 1033168273 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 6, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Pediatric Surgery Primary | 2086S0120X | — | IL |
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 - General Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 283 |
|---|---|
| Services billed | 1,297 across 64 procedure codes |
| Paid by Medicare | $50,684 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,024 · 1,155 30-day fills |
|---|---|
| Patients | 269 |
| Total drug cost | $15,669 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Virginia School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | General Surgery |
| Secondary specialties | Pediatric Medicine |
Medical group
- Dupage Immediate Care, LtdOak Brook, IL · 3 clinicians
Hospital affiliation
- Northwestern Medicine Central Dupage HospitalWinfield, IL
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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