Sabrina A. Hardy, MD

Medicare activity in 2024

Official CMS public-use data for Sabrina A. Hardy, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Most frequent services

1. Administration of chemotherapy into vein, 1 hour or less (96413)18 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)18 services
3. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)13 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

• High blood pressure75%
• High cholesterol61%
• Arthritis46%
• Diabetes38%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)36%
• Chronic kidney disease32%

Hospitals where Sabrina A. Hardy works

Medicare's Facility Affiliation Data lists Sabrina A. Hardy at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

• Adventist Health Simi ValleySimi Valley, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050236
• Los Robles Hospital & Medical CenterThousand Oaks, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050549

Practice locations

Addresses where Sabrina A. Hardy is enrolled with Medicare (CMS data updated October 2, 2026).

• 1157 Swallow LnSimi Valley, CA 93065 (805) 527‑2770
• 425 Haaland Dr, Suite 101Thousand Oaks, CA 91361 (805) 496‑2949

Group practices

Medicare enrollment lists Sabrina A. Hardy as a member of this group (CMS data updated October 2, 2026).

• City of Hope Medical Foundation982 clinicians in the group

Specialties

• Hematology/Oncologyprimary

Find other Hematology/Oncology doctors in California →

Other hematologist-oncologists in Simi Valley

Clinicians with the same Medicare primary specialty in Simi Valley, CA — not a recommendation.

• Monica S. El-Masry, MD
• George Hajjar, MD
• Juan E. Sanchez, MD

All hematologist-oncologists in Simi Valley →

Other clinicians in City of Hope Medical Foundation

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Hans F. Schoellhammer, MD
• Mary A. Alessi, PA
• Azra Borogovac, MD
• Cecil Benitez, MD
• Parin Garg, MD
• Gregory A. Gilmore, DO

Clinician information

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians