Doctor profile · Federal record

Dr. Sam Sun, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Goodyear, AZ

  • NPI 1235584855
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1710 N 159Th Ave
Goodyear, AZ 85395
(623) 312-3020
fax (623) 487-6747
Mailing address
Po Box 6423
Chandler, AZ 852466423

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
September 26, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Arizona #74421

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235584855. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,561
Distinct HCPCS
10
Medicare allowed
$155,717
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 573 85 $43
77300 Calculation of radiation therapy dose 195 63 $32
77427 Radiation treatment management, 5 treatment sessions 155 56 $184
77334 Design and construction of complex radiation treatment device 142 45 $58
99214 Established patient office or other outpatient visit, 30-39 minutes 98 73 $94
77263 Complex radiation therapy planning 70 65 $163
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 70 63 $80
99205 New patient office or other outpatient visit, 60-74 minutes 64 64 $170
77338 Design and construction of radiation treatment device for high precision radiation therapy 51 44 $218
77301 High precision radiation therapy planning 49 44 $407

In context: peer comparison

Among 2 peers in Goodyear Radiation Oncology Physician, average services per provider: 113. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,699
Transactions
46
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 9 $1,306.15
Pfizer INC. 11 $266.10
Regeneron Healthcare Solutions, INC. 2 $160.05
Janssen Biotech, INC. 6 $153.48
Merck Sharp & Dohme LLC 3 $139.11
Jazz Pharmaceuticals INC. 2 $131.46
Novartis Pharmaceuticals Corporation 3 $65.82
Takeda Pharmaceuticals U.S.A., INC. 2 $41.71
TerSera Therapeutics LLC 1 $37.89
Abbvie INC. 2 $33.23
Daiichi Sankyo INC. 1 $29.74
Genmab U.S., INC. 1 $29.20
Adaptive Biotechnologies Corporation 1 $27.92
Geron Corporation 1 $27.65
Astellas Pharma US INC 1 $27.08

By nature of payment

Food and Beverage
$1,574
Consulting Fee
$1,050
Travel and Lodging
$75

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
55
Patients
13
Total drug cost
$45,434
Drug Type Claims Patients Total cost
Gabapentin Generic 21 0 $212
Mometasone Furoate Generic 17 13 $409
Orgovyx (Relugolix) Brand 17 0 $44,813

Frequently asked questions

Auto-generated from federal data
What is Dr. Sam Sun's medical specialty?
Dr. Sam Sun practices Radiation Oncology Physician in Goodyear, AZ.
Where does Dr. Sam Sun practice?
Dr. Sam Sun practices at 1710 N 159Th Ave, Goodyear, AZ 85395. Office phone: 6233123020.
What is Dr. Sam Sun's NPI?
Dr. Sam Sun's National Provider Identifier (NPI) is 1235584855, issued by NPPES.
Does Dr. Sam Sun accept Medicare assignment?
Yes. Dr. Sam Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sam Sun 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.