Alan D. Gaines, MD
NPI 1841397981ActiveIndividual· Allergy & Immunology· East Providence, RI
Allergy & Immunology (MD) in East Providence, Rhode Island, trained at Columbia University College of Physicians and Surgeons (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $317,545 for 1,350 claims, against $26,153 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 13 companies reporting payments in 2025, $1,337 in all, mostly food and beverage.
Overview
| NPI | 1841397981 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | May 28, 2026 |
| Certified by provider | May 28, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | MD07370 | RI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 129 |
|---|---|
| Services billed | 2,222 across 21 procedure codes |
| Paid by Medicare | $26,153 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,350 · 2,078 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $317,545 |
| Generic share | 52% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Allergy/Immunology |
Medical group
- Allergy and Asthma Center of ProvidenceEast Providence, RI · 3 clinicians
Hospital affiliation
- The Miriam HospitalProvidence, RI
Industry payments (Open Payments)
- 2025$1,337 · 61 payments from 13 companies
- 2024$1,086 · 47 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $411.19 | 19 |
| Regeneron Healthcare Solutions, Inc. | $263.69 | 12 |
| Glaxosmithkline, LLC. | $220.42 | 13 |
| Novartis Pharmaceuticals Corporation | $104.99 | 4 |
| Genzyme Corporation | $98.26 | 3 |
What the 2025 payments were for
- Food and Beverage$1,331 · 60 payments
- Education$6.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Allergy & Immunology providers in East Providence
- 1144389560
- 1053470476