Courtney C. Voelker, MD

Medicare activity in 2024

Official CMS public-use data for Courtney C. Voelker, 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. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)423 services
2. Removal of impacted ear wax (69210)396 services
3. Exam of ear using a microscope (92504)224 services
4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)170 services
5. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)28 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 cholesterol75%
• High blood pressure66%
• Arthritis55%
• Ischemic heart disease33%
• Osteoporosis29%
• Diabetes27%

Hospitals where Courtney C. Voelker works

Medicare's Facility Affiliation Data lists Courtney C. Voelker 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.

• Saint John's Health CenterSanta Monica, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050290

Practice locations

Addresses where Courtney C. Voelker is enrolled with Medicare (CMS data updated October 2, 2026).

• 11645 Wilshire Blvd, Suite 600Los Angeles, CA 90025 (310) 477‑5558

Group practices

Medicare enrollment lists Courtney C. Voelker as a member of this group (CMS data updated October 2, 2026).

• Providence Saint Johns Medical Foundation281 clinicians in the group

Specialties

• Otolaryngologyprimary

Find other Otolaryngology doctors in California →

Other ENT doctors in Los Angeles

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

• Sebastian Jara, MD
• Daniel I. Kwon, MD
• Gene Liu, MD
• Lucia S. Olarte, MD
• Vishad Nabili, MD
• Ankona Ghosh, MD
• Joel A. Sercarz, MD
• Kevin Hur, MD

All ENT doctors in Los Angeles →

Other clinicians in Providence Saint Johns Medical Foundation

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

• Belinda Y. Ko, MD
• Daisy Lankarani, MD
• Mark G. Hall, MD
• David B. Kagan, MD
• Lynsie Wolfe, PA
• Daina A. Danovitch, 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