Charles Nephi Webb, MD
NPI 1609865880ActiveIndividual· Allergy & Immunology, Allergy· Boise, ID
Allergy & Immunology, Allergy (MD) with Allergy Group PC, practicing in Boise, Idaho. Their prescriptions cost Medicare Part D more than their services did: $705,794 for 1,175 claims, against $140,477 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 18 companies reporting payments in 2025, $1,726 in all, mostly food and beverage. Lists Saint Alphonsus Medical Center - Nampa and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1609865880 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 19, 2005 |
| Last updated in NPPES | May 18, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology, Allergy Primary | 207KA0200X | M-7118 | ID |
| Pediatrics | 208000000X | M-7118 | ID |
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 (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 165 |
|---|---|
| Services billed | 9,287 across 24 procedure codes |
| Paid by Medicare | $140,477 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,175 · 1,600 30-day fills |
|---|---|
| Patients | 234 |
| Total drug cost | $705,794 |
| Generic share | 66% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Allergy Group PCBoise, ID · 7 clinicians
Hospital affiliations
- Saint Alphonsus Medical Center - NampaNampa, ID
- Saint Alphonsus Regional Medical CenterBoise, ID
- St Luke's Nampa Medical CenterNampa, ID
- St Luke's Regional Medical CenterBoise, ID
Industry payments (Open Payments)
- 2025$1,726 · 95 payments from 18 companies
- 2024$1,367 · 75 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $327.63 | 21 |
| Grifols USA, LLC | $260.87 | 11 |
| Glaxosmithkline, LLC. | $203.36 | 16 |
| Regeneron Healthcare Solutions, Inc. | $158.28 | 9 |
| Novartis Pharmaceuticals Corporation | $143.43 | 6 |
What the 2025 payments were for
- Food and Beverage$1,690 · 93 payments
- Consulting Fee$35.71 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records