Christopher James Mulder, DO
NPI 1356577951ActiveIndividual· Internal Medicine, Gastroenterology· Clive, IA
Internal Medicine, Gastroenterology (DO) with Iowa Digestive Disease Center PC, practicing in Clive, Iowa. Their prescriptions cost Medicare Part D more than their services did: $422,737 for 732 claims, against $64,503 paid for services in 2024. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $1,687 in all, mostly food and beverage. Lists Mercyone Des Moines Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1356577951 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 9, 2009 |
| Last updated in NPPES | Nov 3, 2020 |
| Certified by provider | Nov 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | DO-05475 | IA |
| Internal Medicine | 207R00000X | DOS-1377 | HI |
| Internal Medicine, Gastroenterology | 207RG0100X | DOS - 1377 | HI |
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 (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 1,566 across 54 procedure codes |
| Paid by Medicare | $64,503 |
Part D prescriptions in 2024
| Prescriptions (claims) | 732 · 1,147 30-day fills |
|---|---|
| Patients | 267 |
| Total drug cost | $422,737 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Iowa Digestive Disease Center PCClive, IA · 24 clinicians
Hospital affiliations
- Mercyone Des Moines Medical CenterDes Moines, IA
- Unitypoint Health - Des Moines Iowa Methodist MediDes Moines, IA
Industry payments (Open Payments)
- 2025$1,687 · 87 payments from 14 companies
- 2024$1,672 · 85 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $433.50 | 22 |
| Janssen Biotech, Inc. | $259.64 | 15 |
| Takeda Pharmaceuticals U.S.A., Inc. | $214.58 | 15 |
| Lilly USA, LLC | $169.68 | 8 |
| Regeneron Healthcare Solutions, Inc. | $93.52 | 5 |
What the 2025 payments were for
- Food and Beverage$1,687 · 87 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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