Doctor profile · Federal record

Dr. Stuart Tsuji, M.D., PH.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Honolulu, HI

  • NPI 1558534602
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1301 Punchbowl St, Dept of Radiation Oncology
Honolulu, HI 968132402
(808) 547-4771
fax (808) 578-8909
Mailing address
1050 Bishop St, #127
Honolulu, HI 968134210

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
November 20, 2009
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Hawaii #MD15308 · California #A95084

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558534602. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,404
Distinct HCPCS
10
Medicare allowed
$140,155
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 615 55 $45
77300 Calculation of radiation therapy dose 154 43 $34
77427 Radiation treatment management, 5 treatment sessions 136 39 $190
77334 Design and construction of complex radiation treatment device 108 46 $63
77263 Complex radiation therapy planning 61 58 $173
99205 New patient office or other outpatient visit, 60-74 minutes 41 41 $186
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 40 23 $32
77338 Design and construction of radiation treatment device for high precision radiation therapy 34 31 $231
77301 High precision radiation therapy planning 32 31 $429
77295 3d radiation therapy planning 29 24 $229

In context: peer comparison

Among 8 peers in Honolulu Radiation Oncology Physician, average services per provider: 119. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$248
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Icotec Medical INC. 1 $84.44
Sumitomo Pharma America, INC. 3 $45.14
Teleflex LLC 1 $34.11
AstraZeneca Pharmaceuticals Lp 1 $29.60
Novartis Pharmaceuticals Corporation 1 $20.39
E.R. Squibb & Sons, L.L.C. 1 $18.69
Pfizer INC. 1 $15.28

By nature of payment

Food and Beverage
$248

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
43
Total drug cost
$1,049
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 40 19 $473
Gabapentin Generic 19 11 $528
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 13 $48

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Tsuji's medical specialty?
Dr. Stuart Tsuji practices Radiation Oncology Physician in Honolulu, HI.
Where does Dr. Stuart Tsuji practice?
Dr. Stuart Tsuji practices at 1301 Punchbowl St, Honolulu, HI 968132402. Office phone: 8085474771.
What is Dr. Stuart Tsuji's NPI?
Dr. Stuart Tsuji's National Provider Identifier (NPI) is 1558534602, issued by NPPES.
Does Dr. Stuart Tsuji accept Medicare assignment?
Yes. Dr. Stuart Tsuji accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Tsuji commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.