Toby Levenson, MD
NPI 1649288945ActiveIndividual· Allergy & Immunology· San Jose, CA
Allergy & Immunology (MD) in San Jose, California, trained at Northwestern University Feinberg Medical School (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $586,499 for 757 claims, against $65,196 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 10 companies reporting payments in 2025, $1,331 in all, mostly food and beverage.
Overview
| NPI | 1649288945 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 3, 2006 |
| Last updated in NPPES | Jul 24, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | G74286 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 3,270 across 27 procedure codes |
| Paid by Medicare | $65,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 757 · 1,361 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $586,499 |
| Generic share | 59% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- UCSF Health Medical FoundationRedwood City, CA · 40 clinicians
Hospital affiliation
- Washington HospitalFremont, CA
Industry payments (Open Payments)
- 2025$1,331 · 68 payments from 10 companies
- 2024$1,174 · 54 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $361.16 | 24 |
| Glaxosmithkline, LLC. | $319.36 | 20 |
| Genzyme Corporation | $275.30 | 10 |
| Amgen Inc. | $87.23 | 3 |
| Novartis Pharmaceuticals Corporation | $80.02 | 3 |
What the 2025 payments were for
- Food and Beverage$1,323 · 67 payments
- Education$8.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Allergy & Immunology providers in San Jose
- 1962531590
- 1316038581
- 1669544409
- 1508240102
- 1942203013
- 1063528321
- 1043755754
- 1831234095
- 1497921811
- 1417098799
- 1811619349
- 1306854708