Doctor profile · Federal record

Dr. Eun Yoon, M.D.

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

  • NPI 1821091661
  • Accepts Medicare
  • 50 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2560 W Olympic Blvd Ste 101B
Los Angeles, CA 900062998
(213) 480-1000
fax (213) 386-0211

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A54010
Medicaid
CA #00A540100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821091661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
917
Distinct HCPCS
10
Medicare allowed
$64,246
HCPCS Description Services Patients Avg allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 352 128 $42
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 147 66 $79
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 134 106 $141
99213 Established patient office or other outpatient visit, 20-29 minutes 89 53 $99
36415 Insertion of needle into vein for collection of blood sample 68 48 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 31 31 $140
99212 Established patient office or other outpatient visit, 10-19 minutes 27 21 $62
99315 Nursing facility discharge day management, 30 minutes or less 25 25 $87
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 22 22 $20
G0008 Administration of influenza virus vaccine 22 22 $33

In context: peer comparison

Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$197
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Aimmune Therapeutics, INC. 3 $70.34
Abbvie INC. 2 $61.59
Phathom Pharmaceuticals, INC. 1 $28.46
Novo Nordisk INC 1 $21.55
Novartis Pharmaceuticals Corporation 1 $14.75

By nature of payment

Food and Beverage
$197

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,316
Patients
881
Total drug cost
$461,317
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 966 181 $12,869
Amlodipine Besylate Generic 516 85 $4,848
Losartan Potassium Generic 457 77 $5,912
Omeprazole Generic 399 91 $4,593
Vascepa (Icosapent Ethyl) Brand 395 53 $165,939
Levothyroxine Sodium Generic 358 54 $5,629
Creon (Lipase/Protease/Amylase) Brand 310 37 $230,044
Metformin Hcl Generic 308 60 $2,775
Tamsulosin Hcl Generic 252 40 $4,187
Donepezil Hcl Generic 251 29 $4,084

Frequently asked questions

Auto-generated from federal data
What is Dr. Eun Yoon's medical specialty?
Dr. Eun Yoon practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Eun Yoon practice?
Dr. Eun Yoon practices at 2560 W Olympic Blvd Ste 101B, Los Angeles, CA 900062998. Office phone: 2134801000.
What is Dr. Eun Yoon's NPI?
Dr. Eun Yoon's National Provider Identifier (NPI) is 1821091661, issued by NPPES.
Does Dr. Eun Yoon accept Medicare assignment?
Yes. Dr. Eun Yoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eun Yoon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305). Source: CMS Medicare Physician & Other Practitioners file.