Doctor profile · Federal record

Dr. Jahoon Koo, M.D.

Surgery Physician (CMS: General Surgery) · Trauma Surgery Physician · Modesto, CA

  • NPI 1871912519
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 Coffee RD
Modesto, CA 95355
(209) 579-5628
fax (209) 579-5637
Mailing address
220 Standiford Ave Ste F
Modesto, CA 953501159

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
November 11, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A140169

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871912519. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
2
Medicare allowed
$24,649
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 134 133 $172
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 13 12 $119

In context: peer comparison

Among 9 peers in Modesto Surgery Physician, average services per provider: 42. This provider delivers 3.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jahoon Koo's medical specialty?
Dr. Jahoon Koo practices Surgery Physician in Modesto, CA.
Where does Dr. Jahoon Koo practice?
Dr. Jahoon Koo practices at 1700 Coffee RD, Modesto, CA 95355. Office phone: 2095795628.
What is Dr. Jahoon Koo's NPI?
Dr. Jahoon Koo's National Provider Identifier (NPI) is 1871912519, issued by NPPES.
Does Dr. Jahoon Koo accept Medicare assignment?
Yes. Dr. Jahoon Koo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jahoon Koo commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.