Doctor profile · Federal record

Dr. Joon Yoon, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA

  • NPI 1093984437
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
241 N Figueroa St, Central Health Center, Suite 312
Los Angeles, CA 900122601
(213) 240-8049
fax (213) 202-6096

Credentials & registration

NPPES · NUCC
NPI registered
February 2008 — 18 yrs on file
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A38293

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093984437. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
111
Distinct HCPCS
2
Medicare allowed
$4,272
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 62 21 $62
36415 Insertion of needle into vein for collection of blood sample 49 19 $8

In context: peer comparison

Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Joon Yoon's medical specialty?
Dr. Joon Yoon practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Joon Yoon practice?
Dr. Joon Yoon practices at 241 N Figueroa St, Los Angeles, CA 900122601. Office phone: 2132408049.
What is Dr. Joon Yoon's NPI?
Dr. Joon Yoon's National Provider Identifier (NPI) is 1093984437, issued by NPPES.
Does Dr. Joon Yoon accept Medicare assignment?
Yes. Dr. Joon Yoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joon Yoon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.