David Sachtleben, MD
NPI 1861450447ActiveIndividual· Internal Medicine· Westmont, IL
Internal Medicine (MD) in Westmont, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $984,203 for 12,441 claims, against $257,476 paid for services in 2024.
Overview
| NPI | 1861450447 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 3, 2006 |
| Last updated in NPPES | Feb 2, 2023 |
| Certified by provider | Feb 2, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 36089647 | 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 | 568 |
|---|---|
| Services billed | 4,037 across 21 procedure codes |
| Paid by Medicare | $257,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,441 · 32,269 30-day fills |
|---|---|
| Patients | 770 |
| Total drug cost | $984,203 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
Medical groups
- Select Rehabilitation, LLCGlenview, IL · 2,046 clinicians
- Nani Internal Med LLCWestmont, IL · 5 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
- Uchicago Medicine Adventhealth BolingbrookBolingbrook, IL
- Uchicago Medicine Adventhealth HinsdaleHinsdale, IL
- Uchicago Medicine Adventhealth la GrangeLa Grange, IL
Other facilities
- Loyola Medicine Home CareHome health agency · Oak Brook, IL
- Uchicago Medicine Adventhealth Home CareHome health agency · La Grange, IL
- Shirley Ryan AbilitylabInpatient rehabilitation facility · Chicago, IL
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 24 internal medicine physicians in Westmont · All internal medicine physicians in Illinois