Emily Siu Clausen, MD
NPI 1255623146ActiveIndividual· Internal Medicine, Pulmonary Disease· Maywood, IL
Internal Medicine, Pulmonary Disease (MD) with Loyola University Medical Center, practicing in Maywood, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,900,068 for 520 claims, against $52,225 paid for services in 2024. Lists Hospital of Univ of Pennsylvania and 1 other hospital as hospital affiliations.
Overview
| NPI | 1255623146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2011 |
| Last updated in NPPES | Jul 24, 2025 |
| Certified by provider | Jul 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 036175938 | IL |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 036175938 | IL |
| Internal Medicine, Pulmonary Disease | 207RP1001X | MD451305 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pulmonary Disease (IL); Practitioner - Pulmonary Disease (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 136 |
|---|---|
| Services billed | 512 across 18 procedure codes |
| Paid by Medicare | $52,225 |
Part D prescriptions in 2024
| Prescriptions (claims) | 520 · 912 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $1,900,068 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Pulmonary Disease |
Medical group
- Loyola University Medical CenterMaywood, IL · 953 clinicians
Hospital affiliations
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- Loyola University Medical CenterMaywood, IL
Other facilities
- Newsome Home Health Care & Purpose Care of Illinois - JolietHome health agency · Joliet, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Pulmonary Disease providers in Maywood
- 1023700192
- 1225559529
- 1033373709
- 1881258275
- 1619298866
- 1740609015
- 1316352438
- 1285077453
- 1215434220
- 1871835546
- 1669407912
- 1033146782
All Internal Medicine, Pulmonary Disease providers in Illinois →