Derek Parkes, M.D.
NPI 1205246790ActiveIndividual· Family Medicine· Linton, IN
Family Medicine (M.D.) in Linton, Indiana, trained at Indiana Medical College, School of Medicine of Purdue University (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $1,305,606 for 11,901 claims, against $539.62 paid for services in 2024. Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $1,862 in all, mostly food and beverage.
Overview
| NPI | 1205246790 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 6, 2014 |
| Last updated in NPPES | Apr 15, 2025 |
| Certified by provider | Apr 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 01078030A | IN |
| Family Medicine | 207Q00000X | TRN19911 | FL |
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 - Family Practice (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 48 across 8 procedure codes |
| Paid by Medicare | $539.62 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,901 · 24,197 30-day fills |
|---|---|
| Patients | 628 |
| Total drug cost | $1,305,606 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Indiana Medical College, School of Medicine of Purdue University |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Family Practice |
Medical group
- Greene County Health IncLinton, IN · 8 clinicians
Hospital affiliations
- Greene County General HospitalLinton, IN
- Indiana University Health Bloomington HospitalBloomington, IN
- Sullivan County Community HospitalSullivan, IN
Other facilities
- Amedisys Home HealthHome health agency · Bloomington, IN
- Viaquest Hospice of Indiana, LLCHospice · West Lafayette, IN
Industry payments (Open Payments)
- 2025$1,862 · 98 payments from 21 companies
- 2024$1,348 · 81 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $312.86 | 19 |
| Vanda Pharmaceuticals Inc. | $265.90 | 10 |
| Novo Nordisk Inc | $245.52 | 15 |
| Axsome Therapeutics, Inc. | $214.43 | 6 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $153.94 | 11 |
What the 2025 payments were for
- Food and Beverage$1,861 · 97 payments
- Education$1.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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