Joshua H. Choi, MD

Medicare activity in 2024

Official CMS public-use data for Joshua H. Choi, 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)148 services
2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)131 services
3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)21 services
4. Telephone medical discussion with physician, 21-30 minutes (99443)19 services
5. Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use (90677)17 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 cholesterol70%
• Arthritis38%
• Diabetes31%
• Chronic kidney disease30%
• Depression23%

Hospitals where Joshua H. Choi works

Medicare's Facility Affiliation Data lists Joshua H. Choi 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.

• Kaiser Foundation Hospital - Los AngelesLos Angeles, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 050138

Practice locations

Addresses where Joshua H. Choi is enrolled with Medicare (CMS data updated October 2, 2026).

• 333 S Hope StLos Angeles, CA 90071 (800) 954‑8000
• 4725 -4733 Sunset BlvdLos Angeles, CA 90027 (323) 783‑4011
• 4733 W Sunset BlvdLos Angeles, CA 90027 (213) 667‑4784

Group practices

Medicare enrollment lists Joshua H. Choi as a member of this group (CMS data updated October 2, 2026).

• Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Los Angeles

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

• Jae Y. Yoo, MD
• Walter J. Kim, MD
• Erfan Zarrinkhoo, MD
• Annie R. Zhang, MD
• Jennifer R. Marks, MD
• John J. Sim, MD
• Veronica Ramirez, MD
• Olivera Cuk, MD

All internal medicine doctors in Los Angeles →

Other clinicians in Southern California Permanente Medical Group

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

• Graham A. Scott, MD
• Jennifer Lai, OD
• Lewis L. Kramer, MD
• Aisha D. Maze, MD
• Monica M. Hernandez, DO
• Darek R. Przebieda, PT

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