Khader K. Abounasr, MD

Medicare activity in 2024

Official CMS public-use data for Khader K. Abounasr, 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. Critical care, first 30-74 minutes (99291)455 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)288 services
3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)278 services
4. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)54 services
5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)42 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 cholesterol75%
• Diabetes61%
• Ischemic heart disease50%
• Arthritis48%
• Heart failure45%

Hospitals where Khader K. Abounasr works

Medicare's Facility Affiliation Data lists Khader K. Abounasr 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.

• Casa Colina HospitalPomona, CA · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 050782
• Pomona Valley Hospital Medical CenterPomona, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050231
• San Antonio Regional HospitalUpland, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050099

Practice locations

Addresses where Khader K. Abounasr is enrolled with Medicare (CMS data updated October 2, 2026).

• 1866 N Orange Grove Ave, Suite 202Pomona, CA 91767 (909) 623‑8796
• 9190 Haven AveRancho Cucamonga, CA 91730 (909) 581‑6732

Group practices

Medicare enrollment lists Khader K. Abounasr as a member of this group (CMS data updated October 2, 2026).

• Chaparral Medical Group Inc65 clinicians in the group

Specialties

• Pulmonary Diseaseprimary
• Critical Care (Intensivists)also
• Internal Medicinealso
• Sleep Medicinealso

Find other Pulmonary Disease doctors in California →

Other pulmonologists in Pomona

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

• Shahram Khorrami, MD
• John Kim, DO
• Gurbinder S. Sadana, MD
• Dallis Q. Ngo, DO
• Jaspreet S. Ahuja, MD
• Elbert Chang, MD
• Rakesh Sinha, MD
• Nicolaas Grobler Jr., MD

All pulmonologists in Pomona →

Other clinicians in Chaparral Medical Group Inc

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

• Meghna Patel, PA
• Gregory R. Lercel, MD
• Harvey D. Cohen, MD
• Ewa H. Konca, MD
• Neeraj Gupta, MD
• Nadir A. Eltahir, MD

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