Cullen Hoos, MD
NPI 1154973436ActiveIndividual· Hospitalist· Springfield, IL
Hospitalist (MD) with Mercy Clinic Adult Hospitalists - St. Louis, LLC, practicing in Springfield, Illinois. 354 Medicare patients in 2024, $76,634 paid; nearly all of their 485 Part D prescriptions were generic (90%). Lists Mercy Hospital St Louis as a hospital affiliation.
Overview
| NPI | 1154973436 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 16, 2019 |
| Last updated in NPPES | Jul 14, 2025 |
| Certified by provider | Jul 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 036158779 | IL |
| Internal Medicine | 207R00000X | 2024039249 | MO |
| Internal Medicine | 207R00000X | 125.075294 | 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 - Hospitalist (IL); Practitioner - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 354 |
|---|---|
| Services billed | 1,001 across 11 procedure codes |
| Paid by Medicare | $76,634 |
Part D prescriptions in 2024
| Prescriptions (claims) | 485 · 497 30-day fills |
|---|---|
| Patients | 222 |
| Total drug cost | $29,491 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Mercy Clinic Adult Hospitalists - St. Louis, LLCSaint Louis, MO · 137 clinicians
Hospital affiliation
- Mercy Hospital St LouisSaint Louis, MO
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 46 hospitalists in Springfield · All hospitalists in Illinois