Kathy Rubiner Sonenthal, M.D.
NPI 1265452940ActiveIndividual· Allergy & Immunology· Chicago, IL
Allergy & Immunology (M.D.) in Chicago, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $531,177 for 1,076 claims, against $80,192 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $1,284 in all, mostly food and beverage.
Overview
| NPI | 1265452940 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Dec 7, 2021 |
| Certified by provider | Dec 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 036-080078 | IL |
| Internal Medicine | 207R00000X | 036-080078 | 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 - Allergy/Immunology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 2,534 across 20 procedure codes |
| Paid by Medicare | $80,192 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,076 · 2,095 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $531,177 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Allergy/Immunology |
Medical groups
- Cook CountyChicago, IL · 788 clinicians
- Salmon S Goldberg MD and David S Chudwin MdscBuffalo Grove, IL · 4 clinicians
Hospital affiliations
- John H Stroger Jr HospitalChicago, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
Industry payments (Open Payments)
- 2025$1,284 · 78 payments from 11 companies
- 2024$728.16 · 38 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $503.16 | 38 |
| Novartis Pharmaceuticals Corporation | $244.13 | 13 |
| Regeneron Healthcare Solutions, Inc. | $232.63 | 12 |
| Glaxosmithkline, LLC. | $103.11 | 5 |
| Genentech USA, Inc. | $61.89 | 3 |
What the 2025 payments were for
- Food and Beverage$1,277 · 77 payments
- Education$6.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other allergists in Chicago
- 1003878299
- 1124438643
- 1184116386
- 1336395524
- 1376036418
- 1386807816
- 1457338907
- 1487630364
- 1487690285
- 1659405231
- 1679501571
- 1750557179