Doctor profile · Federal record

Dr. Ara Ko, M.D., M.P.H.

Surgical Critical Care Physician (CMS: General Surgery) · Surgery Physician · Los Angeles, CA

  • NPI 1982061230
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
8635 W 3Rd St Ste 770W
Los Angeles, CA 900486101
(310) 423-8350
fax (310) 423-8351
Additional location
300 Pasteur Dr # H3680
Stanford, CA 943052200
(650) 725-1097
Additional location
8700 Beverly Blvd, Suite 8215 Nt
West Hollywood, CA 900481804
(310) 423-6444
Mailing address
300 Pasteur Dr # H3680
Stanford, CA 943052200

Credentials & registration

NPPES · NUCC
NPI registered
January 2016 — 10 yrs on file
Profile last updated
November 7, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
2086S0102X — NUCC code
State license (1)
California #A139859

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982061230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
632
Distinct HCPCS
6
Medicare allowed
$95,641
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 279 91 $227
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 250 121 $86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 34 34 $140
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 30 25 $53
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 14 $131
99238 Hospital discharge day management, 30 minutes or less 14 14 $93

In context: peer comparison

Among 13 peers in Los Angeles Surgical Critical Care Physician, average services per provider: 58. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,955
Transactions
16
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 14 $4,845.41
Abbvie INC. 1 $68.63
Davol INC. 1 $41.13

By nature of payment

Education
$2,639
Travel and Lodging
$1,985
Food and Beverage
$330

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ara Ko's medical specialty?
Dr. Ara Ko practices Surgical Critical Care Physician in Los Angeles, CA.
Where does Dr. Ara Ko practice?
Dr. Ara Ko practices at 8635 W 3Rd St Ste 770W, Los Angeles, CA 900486101. Office phone: 3104238350.
What is Dr. Ara Ko's NPI?
Dr. Ara Ko's National Provider Identifier (NPI) is 1982061230, issued by NPPES.
Does Dr. Ara Ko accept Medicare assignment?
Yes. Dr. Ara Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ara Ko commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.