Sven Klauss, M.D.
NPI 1619953486ActiveIndividual· Internal Medicine· Bloomington, IL
Internal Medicine (M.D.) in Bloomington, Illinois, trained at Southern Illinois University School of Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $1,465,434 for 14,009 claims, against $317,567 paid for services in 2024. Pfizer Inc. was the largest of 24 companies reporting payments in 2025, $2,761 in all, mostly food and beverage.
Overview
| NPI | 1619953486 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 22, 2005 |
| Last updated in NPPES | Mar 31, 2023 |
| Certified by provider | Mar 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036106497 | 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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 685 |
|---|---|
| Services billed | 15,325 across 85 procedure codes |
| Paid by Medicare | $317,567 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,009 · 35,288 30-day fills |
|---|---|
| Patients | 970 |
| Total drug cost | $1,465,434 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Advanced Physical Therapy Services, Ltd.Bloomington, IL · 223 clinicians
- Christie Clinic, PLLCChampaign, IL · 220 clinicians
Hospital affiliations
- Carle Bromenn Medical CenterNormal, IL
- Carle Eureka HospitalEureka, IL
- St Joseph Medical CenterBloomington, IL
Other facilities
- Carle Home CareHome health agency · Champaign, IL
- Osf Home Health-Eastern RegionHome health agency · Bloomington, IL
Industry payments (Open Payments)
- 2025$2,761 · 173 payments from 24 companies
- 2024$2,955 · 201 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $401.44 | 24 |
| Lilly USA, LLC | $338.25 | 21 |
| Astrazeneca Pharmaceuticals LP | $335.02 | 27 |
| Abbvie Inc. | $262.50 | 17 |
| Novartis Pharmaceuticals Corporation | $206.53 | 14 |
What the 2025 payments were for
- Food and Beverage$2,728 · 172 payments
- Education$32.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 internal medicine physicians in Bloomington · All internal medicine physicians in Illinois