Doctor profile · Federal record

Dr. Jason Tso, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Stanford, CA

  • NPI 1578927083
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 7 yrs in practice
  • Male
  • 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
April 2016 — 10 yrs on file
Profile last updated
April 26, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #A153564

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578927083. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
359
Distinct HCPCS
3
Medicare allowed
$7,210
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 304 257 $9
93248 Heart rhythm review and interpretation of continous external ekg over 8-15 days 34 34 $29
99215 Established patient office or other outpatient visit, 40-54 minutes 21 21 $163

In context: peer comparison

Among 33 peers in Stanford Cardiovascular Disease Physician, average services per provider: 162. This provider delivers 2.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Tso's medical specialty?
Dr. Jason Tso practices Cardiovascular Disease Physician in Stanford, CA.
Where does Dr. Jason Tso practice?
Dr. Jason Tso practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Jason Tso's NPI?
Dr. Jason Tso's National Provider Identifier (NPI) is 1578927083, issued by NPPES.
Does Dr. Jason Tso accept Medicare assignment?
Yes. Dr. Jason Tso accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Tso commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Heart rhythm review and interpretation of continous external ekg over 8-15 days (HCPCS 93248); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.