Ari Yisrael Zelig, M.D.
NPI 1740555952ActiveIndividual· Allergy & Immunology, Allergy· Charleston, SC
Allergy & Immunology, Allergy (M.D.) with Charleston ENT Associates, LLC, practicing in Charleston, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $260,397 for 1,382 claims, against $90,509 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $26,547 in all, mostly speaking and faculty fees. Lists Bon Secours-St Francis Xavier Hospital as a hospital affiliation.
Overview
| NPI | 1740555952 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 21, 2012 |
| Last updated in NPPES | Aug 12, 2025 |
| Certified by provider | Aug 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology, Allergy Primary | 207KA0200X | 90586 | SC |
| Allergy & Immunology, Allergy | 207KA0200X | 63741 | TN |
| Allergy & Immunology, Allergy | 207KA0200X | 29167 | MS |
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 (SC); Practitioner - Allergy/Immunology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 458 |
|---|---|
| Services billed | 3,918 across 33 procedure codes |
| Paid by Medicare | $90,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,382 · 1,744 30-day fills |
|---|---|
| Patients | 319 |
| Total drug cost | $260,397 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Charleston ENT Associates, LLCCharleston, SC · 78 clinicians
Hospital affiliation
- Bon Secours-St Francis Xavier HospitalCharleston, SC
Industry payments (Open Payments)
- 2025$26,547 · 92 payments from 17 companies
- 2024$65,046 · 118 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $13,524 | 35 |
| Novartis Pharmaceuticals Corporation | $6,711 | 9 |
| Ars Pharmaceuticals Operations, Inc. | $3,761 | 5 |
| Genentech USA, Inc. | $1,350 | 1 |
| Genzyme Corporation | $259.52 | 7 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$16,120 · 9 payments
- Consulting Fee$7,650 · 2 payments
- Food and Beverage$2,380 · 77 payments
- Travel and Lodging$263.90 · 2 payments
- Education$132.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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