John Deforest, D.O.
NPI 1003842964ActiveIndividual· Family Medicine· Beecher, IL
Family Medicine (D.O.) in Beecher, Illinois, trained at Chicago College of Osteopathy (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $1,380,159 for 13,694 claims, against $211,566 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 19 companies reporting payments in 2025, $1,762 in all, mostly food and beverage.
Overview
| NPI | 1003842964 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 23, 2006 |
| Last updated in NPPES | Dec 9, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 336051704 | IL |
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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 583 |
|---|---|
| Services billed | 4,299 across 48 procedure codes |
| Paid by Medicare | $211,566 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,694 · 26,753 30-day fills |
|---|---|
| Patients | 764 |
| Total drug cost | $1,380,159 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Chicago College of Osteopathy |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Hospital affiliations
- Franciscan Health Crown PointCrown Point, IN
- Franciscan Health DyerDyer, IN
- Franciscan Health Olympia & Chicago HeightsOlympia Fields, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Riverside Medical CenterKankakee, IL
Other facilities
- Enhabit Home HealthHome health agency · Des Plaines, IL
- Prime Home Care - Olympia FieldsHome health agency · Olympia Fields, IL
- Providence at HomeHome health agency · Tinley Park, IL
- Beecher Manor Nrsg & Rehab CtrNursing home · Beecher, IL
Industry payments (Open Payments)
- 2025$1,762 · 93 payments from 19 companies
- 2024$1,661 · 92 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $474.07 | 24 |
| Abbvie Inc. | $245.07 | 9 |
| Lilly USA, LLC | $173.90 | 14 |
| Viatris Specialty LLC | $140.28 | 8 |
| Astellas Pharma US Inc | $133.38 | 7 |
What the 2025 payments were for
- Food and Beverage$1,762 · 93 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine providers in Beecher
- 1144241407