Doctor profile · Federal record

Dr. Yolanda Tseng, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Seattle, WA

  • NPI 1588892749
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1570 N 115Th St
Seattle, WA 981338401
(206) 306-2804
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
August 22, 2014
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Washington #MD60450542 · Massachusetts #249551
Medicaid
WA #1588892749

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588892749. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
877
Distinct HCPCS
10
Medicare allowed
$55,389
HCPCS Description Services Patients Avg allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 299 166 $22
77014 Ct guidance for insertion of radiation therapy fields 211 41 $48
77300 Calculation of radiation therapy dose 75 26 $36
77334 Design and construction of complex radiation treatment device 60 26 $66
77427 Radiation treatment management, 5 treatment sessions 45 22 $209
99214 Established patient office or other outpatient visit, 30-39 minutes 39 34 $103
77331 Special radiation therapy planning 37 16 $50
99205 New patient office or other outpatient visit, 60-74 minutes 27 27 $194
77263 Complex radiation therapy planning 22 22 $183
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 20 18 $90

In context: peer comparison

Among 27 peers in Seattle Radiation Oncology Physician, average services per provider: 74. This provider delivers 12× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Yolanda Tseng's medical specialty?
Dr. Yolanda Tseng practices Radiation Oncology Physician in Seattle, WA.
Where does Dr. Yolanda Tseng practice?
Dr. Yolanda Tseng practices at 1570 N 115Th St, Seattle, WA 981338401. Office phone: 2063062804.
What is Dr. Yolanda Tseng's NPI?
Dr. Yolanda Tseng's National Provider Identifier (NPI) is 1588892749, issued by NPPES.
Does Dr. Yolanda Tseng accept Medicare assignment?
Yes. Dr. Yolanda Tseng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yolanda Tseng commonly perform?
Top Medicare-reported procedures in 2023: Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.