Brian Klostermann, MD
NPI 1144457169ActiveIndividual· Family Medicine· Highland, IL
Family Medicine (MD) in Highland, Illinois, trained at Southern Illinois University School of Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $942,571 for 9,711 claims, against $472.42 paid for services in 2024. Lilly USA, LLC was the largest of 8 companies reporting payments in 2025, $287.87 in all, mostly food and beverage.
Overview
| NPI | 1144457169 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 17, 2009 |
| Last updated in NPPES | Dec 22, 2021 |
| Certified by provider | Dec 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036129725 | IL |
| Family Medicine, Sports Medicine | 207QS0010X | 036129725 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 35 |
|---|---|
| Services billed | 52 across 2 procedure codes |
| Paid by Medicare | $472.42 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,711 · 21,179 30-day fills |
|---|---|
| Patients | 723 |
| Total drug cost | $942,571 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Family Practice |
| Secondary specialties | Sports Medicine |
Medical groups
- Hshs Medical Group IncO Fallon, IL · 219 clinicians
- St Josephs Hospital Breese of the Hospital Sisters of the Third OrdeBreese, IL · 34 clinicians
- St Josephs Hospital of the Hospital Sisters of the Third Order of St FHighland, IL · 24 clinicians
Hospital affiliations
- Hshs Holy Family Hospital IncGreenville, IL
- Hshs St Elizabeth's HospitalO Fallon, IL
- St Johns HospitalSpringfield, IL
- St Joseph's HospitalHighland, IL
- St Josephs HospitalBreese, IL
Other facilities
- Hshs Home Care IllinoisHome health agency · Effingham, IL
- Mederi Caretenders of Fairview HeightsHome health agency · Fairview Heights, IL
- Hospice of Southern Illinois, IncHospice · Belleville, IL
Industry payments (Open Payments)
- 2025$287.87 · 15 payments from 8 companies
- 2024$220.02 · 11 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $81.77 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $56.82 | 3 |
| Novo Nordisk Inc | $48.02 | 3 |
| Axsome Therapeutics, Inc. | $26.79 | 1 |
| Abbott Laboratories | $24.66 | 1 |
What the 2025 payments were for
- Food and Beverage$287.87 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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