Derek Alexander Oldham, MD
Opted out of Medicare from July 2026 to July 2028. Family Medicine (MD) in Carmel, Indiana, trained at Indiana University School of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $540,934 for 4,719 claims, against $59,622 paid for services in 2024. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $29.61 in all, mostly food and beverage.
Overview
| NPI | 1346338894 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 10, 2006 |
| Last updated in NPPES | Jul 16, 2025 |
| Certified by provider | Jul 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 01059574A | IN |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jul 1, 2026 – Jul 1, 2028 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 204 |
|---|---|
| Services billed | 1,173 across 36 procedure codes |
| Paid by Medicare | $59,622 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,719 · 10,995 30-day fills |
|---|---|
| Patients | 396 |
| Total drug cost | $540,934 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Hospital affiliations
- Ascension St Vincent CarmelCarmel, IN
- Ascension St Vincent HospitalIndianapolis, IN
- Indiana University HealthIndianapolis, IN
- Indiana University Health North HospitalCarmel, IN
- Riverview HealthNoblesville, IN
Other facilities
- Select Home Health Services, IncHome health agency · Carmel, IN
- Suburban Home Health LLCHome health agency · Noblesville, IN
Industry payments (Open Payments)
- 2025$29.61 · 2 payments from 2 companies
- 2024$15.78 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $15.27 | 1 |
| Glaxosmithkline, LLC. | $14.34 | 1 |
What the 2025 payments were for
- Food and Beverage$29.61 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family medicine physicians in Carmel
- 1003115650
- 1043201700
- 1053334854
- 1164407326
- 1174722946
- 1225591050
- 1245641315
- 1295872257
- 1346479375
- 1366855082
- 1407025497
- 1407845001
All 100 family medicine physicians in Carmel · All family medicine physicians in Indiana