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Dr. Eric C. Sun, MD, PHD

Anesthesiology (Anesthesiology Physician)

300 Pasteur Dr
Stanford, CA 94305

Who else practices at this address →

Santa Clara County includes mental health (13% of residents) shortage areas. About shortage areas

Call (650) 723-4000

  • Medicare participating

At a glance

Years since graduation
16
In the NPI registry since
2010
Medicare patients seen, 2024
59

Licensed in California since 2011, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2010Medical school: University of Chicago, Pritzker School of Medicine
  • 2010Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Anesthesiology Physician primary
    CA license A117742 (first issued 2011; current)
  • Student in an Organized Health Care Education/Training Program

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Anesthesiology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
59
Services billed
70
Patients’ average age
70
Most frequent Medicare services, 2023
ServiceTimesPatients
Insertion of artery tube for blood sampling or infusion through skin1717
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope1212

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Payments from drug and device companies

In 2025, 1 companies reported 5 payments worth $1,509 in total to this clinician.

By type
Travel and Lodging$1,509

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Jun 6, 2025Pacira Pharmaceuticals Incorporated
Jun 6, 2025
Travel and Lodging
Exparel · Pain Management · travel to Washington, DC
$874
Jun 23, 2025Pacira Pharmaceuticals Incorporated
Jun 23, 2025
Travel and Lodging
Exparel · Pain Management · travel to Washington, DC
$469
Jun 23, 2025Pacira Pharmaceuticals Incorporated
Jun 23, 2025
Travel and Lodging
Exparel · Pain Management · travel to Washington, DC
$79.18
Jun 23, 2025Pacira Pharmaceuticals Incorporated
Jun 23, 2025
Travel and Lodging
Exparel · Pain Management · travel to Washington, DC
$55.97
Jun 23, 2025Pacira Pharmaceuticals Incorporated
Jun 23, 2025
Travel and Lodging
Exparel · Pain Management · travel to Washington, DC
$30.89

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in California →

Other Anesthesiology clinicians in Stanford

Sources

NPI registry (CMS NPPES, November 2026; record last updated April 12, 2024), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1780900530. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.