Gavin Schwarz, M.D.
NPI 1093848988ActiveIndividual· Allergy & Immunology· West Hartford, CT
Allergy & Immunology (M.D.) with Connecticut Asthma and Allergy Center LLC, practicing in West Hartford, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $130,200 for 123 claims, against $2,473 paid for services in 2024. Genzyme Corporation was the largest of 8 companies reporting payments in 2025, $54,417 in all, mostly speaking and faculty fees.
Overview
| NPI | 1093848988 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 13, 2007 |
| Last updated in NPPES | Apr 14, 2022 |
| Certified by provider | Apr 14, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 048479 | CT |
| Internal Medicine | 207R00000X | 048479 | CT |
| Pediatrics | 208000000X | 240687 | 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 - Allergy/Immunology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 14 |
|---|---|
| Services billed | 65 across 9 procedure codes |
| Paid by Medicare | $2,473 |
Part D prescriptions in 2024
| Prescriptions (claims) | 123 · 179 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $130,200 |
| Generic share | 33% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Connecticut Asthma and Allergy Center LLCWest Hartford, CT · 8 clinicians
Industry payments (Open Payments)
- 2025$54,417 · 67 payments from 8 companies
- 2024$47,211 · 67 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $31,688 | 35 |
| Regeneron Healthcare Solutions, Inc. | $15,961 | 8 |
| Grifols USA, LLC | $4,382 | 4 |
| Grifols Shared Services North America, Inc. | $2,138 | 1 |
| Astrazeneca Pharmaceuticals LP | $142.51 | 14 |
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$48,311 · 15 payments
- Travel and Lodging$4,207 · 4 payments
- Food and Beverage$1,899 · 48 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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