Regan Holdridge, MD
NPI 1093937054 · Hematology & Oncology Physician · Henderson, NV
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Regan Holdridge, MD is a Hematology & Oncology Physician provider in Henderson, NV (NPI 1093937054).
Provider details
- NPI number
- 1093937054
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 042-0011321 (VT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
8,420 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 944 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 912 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 829 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 643 | $131 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 612 | $17 |
| Injection of Additional New Drug Or Substance Into Vein |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 303 | 85 |
| Rivaroxabanbrand: Xarelto | 60 | 15 |
| Warfarin Sodium | 55 | — |
| Letrozole | 51 | 15 |
| Prednisone | 27 | 16 |
| Acyclovir | 25 | — |
| Tamoxifen Citrate | 24 | — |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$131 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-02
- Last updated
- 2024-02-29
- Certified
- 2024-02-29
Frequently asked questions
- What is Regan Holdridge's NPI number?
- Regan Holdridge's National Provider Identifier (NPI) is 1093937054, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regan Holdridge's specialty?
- Regan Holdridge is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Regan Holdridge located?
- Regan Holdridge's practice location on file with NPPES is 1505 Wigwam Pkwy Ste 130, Henderson, NV 89074-8195.
- What is Regan Holdridge's phone number?
- The practice phone number listed in the NPPES registry for Regan Holdridge is (702) 856-1400.
- Does Regan Holdridge accept Medicare?
- Regan Holdridge is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Regan Holdridge's NPI active?
- Yes — Regan Holdridge's NPI (1093937054) is active in the NPPES registry as of the last update on 2024-02-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.