Norman Klein
NPI 1184668220ActiveIndividual· Allergy & Immunology· Brooklyn, NY
Allergy & Immunology in Brooklyn, New York, trained at State University of New York Downstate Medical Center (class of 1976). Their prescriptions cost Medicare Part D more than their services did: $294,166 for 367 claims, against $22,016 paid for services in 2024. Csl Behring was the largest of 7 companies reporting payments in 2025, $742.19 in all, mostly food and beverage.
Overview
| NPI | 1184668220 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jun 16, 2006 |
| Last updated in NPPES | Jun 5, 2023 |
| Certified by provider | Jun 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 132880 | NY |
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 - Pediatric Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 94 |
|---|---|
| Services billed | 981 across 16 procedure codes |
| Paid by Medicare | $22,016 |
Part D prescriptions in 2024
| Prescriptions (claims) | 367 · 530 30-day fills |
|---|---|
| Patients | 71 |
| Total drug cost | $294,166 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1976 |
| Medicare specialty | Pediatric Medicine |
| Secondary specialties | Allergy/Immunology |
Medical group
- New York UniversityNew York, NY · 6,134 clinicians
Industry payments (Open Payments)
- 2025$742.19 · 29 payments from 7 companies
- 2024$564.26 · 22 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Csl Behring | $421.06 | 16 |
| Novartis Pharmaceuticals Corporation | $82.92 | 3 |
| Genzyme Corporation | $80.56 | 3 |
| Biocryst US Sales Co., LLC | $46.21 | 2 |
| Ars Pharmaceuticals Operations, Inc. | $43.61 | 2 |
What the 2025 payments were for
- Food and Beverage$742.19 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other allergists in Brooklyn
- 1033192836
- 1033442058
- 1174603971
- 1285614107
- 1306073291
- 1497821227
- 1548622798
- 1609851617
- 1689962474
- 1881770741
- 1922186204
- 1093344327