Kumar Siddharth Lal, M.D.
NPI 1023541398ActiveIndividual· Internal Medicine, Pulmonary Disease· Chicago, IL
Internal Medicine, Pulmonary Disease (M.D.) in Chicago, Illinois, trained at Rush Medical College of Rush University (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $193,845 for 513 claims, against $67,146 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. reported $99.12 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1023541398 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 4, 2017 |
| Last updated in NPPES | Feb 2, 2024 |
| Certified by provider | Feb 2, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 036153347 | IL |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 036153347 | IL |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 521 across 25 procedure codes |
| Paid by Medicare | $67,146 |
Part D prescriptions in 2024
| Prescriptions (claims) | 513 · 676 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $193,845 |
| Generic share | 29% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Advocate Illinois Masonic Medical CenterChicago, IL
- Advocate Lutheran General HospitalPark Ridge, IL
Industry payments (Open Payments)
- 2025$99.12 · 1 payment from 1 company
- 2024$262.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $99.12 | 1 |
What the 2025 payments were for
- Food and Beverage$99.12 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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