Youshay Humayun, M.D.
NPI 1093010423ActiveIndividual· Hospitalist· Chicago, IL
Hospitalist (M.D.) with Insight Chicago Inc and 1 other group, practicing in Chicago, Illinois. In 2024 Medicare paid $295,768 for 391 patients, and Part D covered 1,008 of their prescriptions, 88% of them generic. Travere Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $60.93 in all, mostly food and beverage. Lists Insight Hospital and Medical Center Chicago and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1093010423 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 15, 2011 |
| Last updated in NPPES | Jun 5, 2025 |
| Certified by provider | Jun 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 036128668 | IL |
| Internal Medicine | 207R00000X | 125054777 | IL |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 036128668 | IL |
| Internal Medicine, Nephrology | 207RN0300X | 036128668 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 391 |
|---|---|
| Services billed | 2,951 across 15 procedure codes |
| Paid by Medicare | $295,768 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,008 · 1,798 30-day fills |
|---|---|
| Patients | 153 |
| Total drug cost | $91,647 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Nephrology |
Medical groups
- Insight Chicago IncChicago, IL · 141 clinicians
- Humayun S S CChicago, IL · 6 clinicians
Hospital affiliations
- Insight Hospital and Medical Center ChicagoChicago, IL
- Loretto HospitalChicago, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Swedish HospitalChicago, IL
- Thorek Memorial HospitalChicago, IL
Other facilities
- Fmc - Neomedica - North KilpatrickDialysis facility · Chicago, IL
- Nephron Dialysis Center, Ltd.Dialysis facility · Chicago, IL
Industry payments (Open Payments)
- 2025$60.93 · 2 payments from 2 companies
- 2024$82.41 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $43.06 | 1 |
| Otsuka America Pharmaceutical, Inc. | $17.87 | 1 |
What the 2025 payments were for
- Food and Beverage$60.93 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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