Joseph Stock, M.D.
NPI 1164462248ActiveIndividual· Emergency Medicine, Emergency Medical Services· Chicago, IL
Emergency Medicine, Emergency Medical Services (M.D.) in Chicago, Illinois, trained at Rush Medical College of Rush University (class of 1999). 307 Medicare patients in 2024, $41,730 paid; nearly all of their 236 Part D prescriptions were generic (94%). Abbvie Inc. reported $83.52 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1164462248 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Jun 30, 2023 |
| Certified by provider | Jun 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine, Emergency Medical Services Primary | 207PE0004X | 036-106198 | IL |
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 - Emergency Medicine (AL); Practitioner - Emergency Medicine (CA); Practitioner - Emergency Medicine (IL); Practitioner - Emergency Medicine (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 307 |
|---|---|
| Services billed | 447 across 20 procedure codes |
| Paid by Medicare | $41,730 |
Part D prescriptions in 2024
| Prescriptions (claims) | 236 · 236 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $2,526 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Rockford Emergency Physicians, LLCRockford, IL · 53 clinicians
- Belvidere Emergency Physicians, LLCBelvidere, IL · 22 clinicians
Hospital affiliation
- Uw HealthRockford, IL
Industry payments (Open Payments)
- 2025$83.52 · 4 payments from 1 company
- 2024$16.98 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $83.52 | 4 |
What the 2025 payments were for
- Food and Beverage$83.52 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 Emergency Medicine, Emergency Medical Services providers in Chicago · All Emergency Medicine, Emergency Medical Services providers in Illinois