Doctor profile · Federal record

Dr. Kenji Hamanaka, M.D.

Emergency Medicine Physician · Sioux Falls, SD

  • NPI 1700170677
  • MIPS 76.7 / 100 · 2023
  • 15 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1305 W 18Th St
Sioux Falls, SD 571050401
(605) 333-6688

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
September 10, 2016
Specialty taxonomy
207P00000X — NUCC code
State license (1)
South Dakota #9846

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700170677. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
443
Distinct HCPCS
4
Medicare allowed
$47,133
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 198 193 $167
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 168 154 $8
99291 Critical care, first 30-74 minutes 43 43 $205
99284 Emergency department visit with moderate level of medical decision making 34 34 $116

In context: peer comparison

Among 27 peers in this city , average services per provider: 97. This provider delivers 4.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenji Hamanaka's medical specialty?
Dr. Kenji Hamanaka practices Emergency Medicine Physician in Sioux Falls, SD.
Where does Dr. Kenji Hamanaka practice?
Dr. Kenji Hamanaka practices at 1305 W 18Th St, Sioux Falls, SD 571050401. Office phone: 6053336688.
What is Dr. Kenji Hamanaka's NPI?
Dr. Kenji Hamanaka's National Provider Identifier (NPI) is 1700170677, issued by NPPES.
What procedures does Dr. Kenji Hamanaka commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.