Doctor profile · Federal record

Dr. Emily Tsai, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Stanford, CA

  • NPI 1831481647
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
November 11, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A126063

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831481647. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,552
Distinct HCPCS
10
Medicare allowed
$152,322
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 5,922 2,204 $10
71046 X-ray of chest, 2 views 946 829 $12
71250 Ct scan of chest without contrast 431 412 $59
71250 Ct scan of chest without contrast 412 394 $59
71046 X-ray of chest, 2 views 254 249 $12
71260 Ct scan of chest with contrast 184 166 $64
71260 Ct scan of chest with contrast 155 147 $64
74018 X-ray of abdomen, 1 view 94 72 $10
71271 Low dose ct scan of chest for lung cancer screening 52 52 $59
73564 X-ray of knee, 4 or more views 20 15 $13

In context: peer comparison

Among 64 peers in this city , average services per provider: 118. This provider delivers 72× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Emily Tsai's medical specialty?
Dr. Emily Tsai practices Diagnostic Radiology Physician in Stanford, CA.
Where does Dr. Emily Tsai practice?
Dr. Emily Tsai practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Emily Tsai's NPI?
Dr. Emily Tsai's National Provider Identifier (NPI) is 1831481647, issued by NPPES.
Does Dr. Emily Tsai accept Medicare assignment?
Yes. Dr. Emily Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Emily Tsai 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 chest without contrast (HCPCS 71250). Source: CMS Medicare Physician & Other Practitioners file.