Russell Geary Behmer, MD
NPI 1811456759ActiveIndividual· Allergy & Immunology· Portland, ME
Allergy & Immunology (MD) in Portland, Maine, trained at University of Massachusetts Medical School (class of 2019). Part D covered 98 prescriptions written in 2024, 56% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 7 companies reporting payments in 2025, $629.15 in all, mostly food and beverage.
Overview
| NPI | 1811456759 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 19, 2019 |
| Last updated in NPPES | Nov 21, 2025 |
| Certified by provider | Nov 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | MD29321 | ME |
| Internal Medicine | 207R00000X | MD29321 | ME |
| Allergy & Immunology | 207K00000X | 81788-20 | WI |
| Pediatrics | 208000000X | MD29321 | ME |
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 (ME) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 98 · 146 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $98,011 |
| Generic share | 56% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine, Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Allergy and Asthma Associates of MainePortland, ME · 7 clinicians
Hospital affiliation
- Mainehealth Maine Medical CenterPortland, ME
Industry payments (Open Payments)
- 2025$629.15 · 23 payments from 7 companies
- 2024$27.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $213.02 | 4 |
| Astrazeneca Pharmaceuticals LP | $178.77 | 9 |
| Genzyme Corporation | $91.66 | 3 |
| Novartis Pharmaceuticals Corporation | $58.90 | 3 |
| Organon LLC | $40.30 | 2 |
What the 2025 payments were for
- Food and Beverage$629.15 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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