Sam Reed Shimamoto, M.D.
NPI 1073587382ActiveIndividual· Allergy & Immunology· Gilbert, AZ
Allergy & Immunology (M.D.) in Gilbert, Arizona, trained at University of Colorado School of Medicine, Denver (class of 1997). In 2024 Medicare paid $1,039,636 for 441 patients, and Part D covered 2,376 of their prescriptions, 69% of them generic. Genzyme Corporation was the largest of 26 companies reporting payments in 2025, $2,437 in all, mostly food and beverage.
Overview
| NPI | 1073587382 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 14, 2006 |
| Last updated in NPPES | May 21, 2026 |
| Certified by provider | May 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 29558 | AZ |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 441 |
|---|---|
| Services billed | 41,979 across 33 procedure codes |
| Paid by Medicare | $1,039,636 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,376 · 3,776 30-day fills |
|---|---|
| Patients | 511 |
| Total drug cost | $1,552,865 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Pediatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- San Tan Allergy and Asthma PCGilbert, AZ · 4 clinicians
Industry payments (Open Payments)
- 2025$2,437 · 120 payments from 26 companies
- 2024$6,139 · 89 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $257.37 | 7 |
| Glaxosmithkline, LLC. | $248.61 | 15 |
| Takeda Pharmaceuticals U.S.A., Inc. | $239.62 | 14 |
| Genentech USA, Inc. | $156.95 | 6 |
| Amgen Inc. | $145.36 | 6 |
What the 2025 payments were for
- Food and Beverage$2,218 · 112 payments
- Education$126.85 · 2 payments
- Consulting Fee$91.59 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Allergy & Immunology providers in Gilbert
- 1396056131
- 1124298468
- 1306058961
- 1124240510
- 1053286823
- 1548571623
- 1356390512
- 1447210935
- 1942273701