Doctor profile · Federal record

Dr. Ki-Yoon Kim, M.D.

Gastroenterology Physician (CMS: Internal Medicine) · Gastroenterology Physician · San Diego, CA

  • NPI 1558715110
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 10 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4060 Fourth Avenue, Suite 240
San Diego, CA 92103
(619) 291-6064
Additional location
4094 4Th Ave
San Diego, CA 921032143
(619) 515-2545
Mailing address
4060 Fourth Ave Ste 240
San Diego, CA 921032120

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
July 11, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
California #A151164 · New York #315245
Medicaid
CA #KK3232267556

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558715110. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
149
Distinct HCPCS
5
Medicare allowed
$21,453
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 51 $134
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 44 44 $195
99214 Established patient office or other outpatient visit, 30-39 minutes 17 16 $148
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 16 16 $36
43237 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth 13 13 $143

In context: peer comparison

Among 31 peers in San Diego Gastroenterology Physician, average services per provider: 52. This provider delivers 2.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$990
Transactions
14
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Olympus America INC. 4 $303.63
Boston Scientific Corporation 2 $183.71
Ovesco Endoscopy USA, INC. 1 $153.63
Olympus Corporation of the Americas 1 $94.76
3-D Matrix, INC. 1 $83.88
Medtronic, INC. 1 $65.43
Abbvie INC. 3 $63.78
Micro-Tech Endoscopy USA, INC. 1 $41.02

By nature of payment

Food and Beverage
$990

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
131
Patients
70
Total drug cost
$2,935
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 66 33 $1,182
Omeprazole Generic 46 19 $843
Cefpodoxime Proxetil Generic 19 18 $910

Frequently asked questions

Auto-generated from federal data
What is Dr. Ki-Yoon Kim's medical specialty?
Dr. Ki-Yoon Kim practices Gastroenterology Physician in San Diego, CA.
Where does Dr. Ki-Yoon Kim practice?
Dr. Ki-Yoon Kim practices at 4060 Fourth Avenue, Suite 240, San Diego, CA 92103. Office phone: 6192916064.
What is Dr. Ki-Yoon Kim's NPI?
Dr. Ki-Yoon Kim's National Provider Identifier (NPI) is 1558715110, issued by NPPES.
Does Dr. Ki-Yoon Kim accept Medicare assignment?
Yes. Dr. Ki-Yoon Kim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ki-Yoon Kim commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.