Ivan Arismendi Ortiz, M.D.
NPI 1366814634ActiveIndividual· Internal Medicine· Springfield, MO
Internal Medicine (M.D.) with Lester E Cox Medical Centers, practicing in Springfield, Missouri. Their prescriptions cost Medicare Part D more than their services did: $314,074 for 4,103 claims, against $37,926 paid for services in 2024. Abbott Laboratories was the largest of 4 companies reporting payments in 2025, $193.29 in all, mostly food and beverage. Lists Cox Medical Centers as a hospital affiliation.
Overview
| NPI | 1366814634 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 27, 2015 |
| Last updated in NPPES | Jul 27, 2022 |
| Certified by provider | Jul 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2018029215 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 128 |
|---|---|
| Services billed | 994 across 76 procedure codes |
| Paid by Medicare | $37,926 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,103 · 8,102 30-day fills |
|---|---|
| Patients | 299 |
| Total drug cost | $314,074 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Lester E Cox Medical CentersSpringfield, MO · 232 clinicians
Hospital affiliation
- Cox Medical CentersSpringfield, MO
Industry payments (Open Payments)
- 2025$193.29 · 10 payments from 4 companies
- 2024$648.69 · 37 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $116.05 | 5 |
| Astrazeneca Pharmaceuticals LP | $44.17 | 3 |
| Novo Nordisk Inc | $18.74 | 1 |
| Pfizer Inc. | $14.33 | 1 |
What the 2025 payments were for
- Food and Beverage$193.29 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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