Donald H. Mangum, MD
NPI 1679641799ActiveIndividual· Internal Medicine, Gastroenterology· Springfield, MO
Internal Medicine, Gastroenterology (MD) in Springfield, Missouri, trained at University of Arkansas College of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $693,173 for 1,568 claims, against $90,653 paid for services in 2024. Boston Scientific Corporation reported $101.47 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1679641799 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 30, 2006 |
| Last updated in NPPES | May 7, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | R1P79 | MO |
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 - Gastroenterology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 558 |
|---|---|
| Services billed | 750 across 44 procedure codes |
| Paid by Medicare | $90,653 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,568 · 1,932 30-day fills |
|---|---|
| Patients | 947 |
| Total drug cost | $693,173 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Arkansas College of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Gastroenterology |
Medical group
- Mercy Clinic Springfield CommunitiesLebanon, MO · 1,120 clinicians
Hospital affiliation
- Mercy Hospital SpringfieldSpringfield, MO
Industry payments (Open Payments)
- 2025$101.47 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $101.47 | 1 |
What the 2025 payments were for
- Food and Beverage$101.47 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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