Doctor profile · Federal record

Dr. Stacy Yamasaki, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Portland, OR

  • NPI 1821075565
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
545 Ne 47Th Ave, Suite 215
Portland, OR 972132238
(503) 731-2990

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
October 15, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Oregon #MD15786
Medicaid (2)
OR #288474 · WA #8206039

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821075565. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,462
Distinct HCPCS
10
Medicare allowed
$100,805
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 325 302 $9
71046 X-ray of chest, 2 views 178 173 $11
74177 Ct scan of abdomen and pelvis with contrast 162 152 $88
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 146 132 $115
71260 Ct scan of chest with contrast 115 104 $54
71250 Ct scan of chest without contrast 91 87 $53
73562 X-ray of knee, 3 views 81 70 $9
71046 X-ray of chest, 2 views 74 69 $11
70450 Ct scan head or brain without contrast 71 71 $41
72100 X-ray of lower and sacral spine, 2-3 views 70 68 $11

In context: peer comparison

Among 79 peers in Portland Diagnostic Radiology Physician, average services per provider: 68. This provider delivers 36× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$148
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $147.62

By nature of payment

Food and Beverage
$148

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stacy Yamasaki's medical specialty?
Dr. Stacy Yamasaki practices Diagnostic Radiology Physician in Portland, OR.
Where does Dr. Stacy Yamasaki practice?
Dr. Stacy Yamasaki practices at 545 Ne 47Th Ave, Portland, OR 972132238. Office phone: 5037312990.
What is Dr. Stacy Yamasaki's NPI?
Dr. Stacy Yamasaki's National Provider Identifier (NPI) is 1821075565, issued by NPPES.
Does Dr. Stacy Yamasaki accept Medicare assignment?
Yes. Dr. Stacy Yamasaki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stacy Yamasaki commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.