Regan C. Holdridge, MD
NPI 1093937054ActiveIndividual· Internal Medicine, Hematology & Oncology· Henderson, NV
Internal Medicine, Hematology & Oncology (MD) in Henderson, Nevada, trained at University of Vermont College of Medicine (class of 2002). In 2024 Medicare paid $2,641,418 for 696 patients, and Part D covered 1,082 of their prescriptions, 82% of them generic. Daiichi Sankyo Inc. was the largest of 13 companies reporting payments in 2025, $934.74 in all, mostly food and beverage.
Overview
| NPI | 1093937054 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 2, 2007 |
| Last updated in NPPES | Feb 29, 2024 |
| Certified by provider | Feb 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 12846 | NV |
| Internal Medicine | 207R00000X | 042-0011321 | VT |
| Internal Medicine, Medical Oncology | 207RX0202X | 12846 | 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 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 - Hematology/Oncology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 696 |
|---|---|
| Services billed | 153,616 across 164 procedure codes |
| Paid by Medicare | $2,641,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,082 · 2,125 30-day fills |
|---|---|
| Patients | 221 |
| Total drug cost | $1,201,674 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Vermont College of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Allison Curtis Kingsley Meoz Michael and Sanchez PCLas Vegas, NV · 72 clinicians
Hospital affiliations
- Boulder City HospitalBoulder City, NV
- Saint Rose Dominican Hospitals - Siena CampusHenderson, NV
- Sunrise Hospital and Medical CenterLas Vegas, NV
Industry payments (Open Payments)
- 2025$934.74 · 36 payments from 13 companies
- 2024$130.60 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $185.64 | 6 |
| Novartis Pharmaceuticals Corporation | $175.62 | 8 |
| Astrazeneca Pharmaceuticals LP | $124.83 | 5 |
| Beone Medicines USA, Inc. | $116.46 | 4 |
| Sobi, Inc | $68.63 | 2 |
What the 2025 payments were for
- Food and Beverage$834.75 · 35 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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