Sandy K. Yip, MD
NPI 1013070804ActiveIndividual· Allergy & Immunology· Henderson, NV
Allergy & Immunology (MD) in Henderson, Nevada, trained at Tufts University School of Medicine (class of 2004). In 2024 Medicare paid $130,106 for 188 patients, and Part D covered 1,024 of their prescriptions, 72% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 18 companies reporting payments in 2025, $2,190 in all, mostly food and beverage.
Overview
| NPI | 1013070804 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 19, 2006 |
| Last updated in NPPES | Jul 18, 2023 |
| Certified by provider | Jul 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 15664 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (CA); Practitioner - Allergy/Immunology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 11,270 across 24 procedure codes |
| Paid by Medicare | $130,106 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,024 · 1,503 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $183,021 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Victor A Estrada MD ChtdHenderson, NV · 3 clinicians
Industry payments (Open Payments)
- 2025$2,190 · 99 payments from 18 companies
- 2024$955.64 · 64 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $658.65 | 28 |
| Genzyme Corporation | $295.44 | 7 |
| Glaxosmithkline, LLC. | $224.55 | 13 |
| Takeda Pharmaceuticals U.S.A., Inc. | $204.16 | 10 |
| Astrazeneca Pharmaceuticals LP | $160.24 | 15 |
What the 2025 payments were for
- Food and Beverage$1,926 · 91 payments
- Education$175.46 · 3 payments
- Consulting Fee$88.44 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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