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Dr. Timothy P. Esser

Anesthesiology (Anesthesiology Physician)

400 E 3rd St, Essentia Health Duluth Clinic
Duluth, MN 55805

Who else practices at this address →

St. Louis County includes primary care (17% of residents) and dental (35% of residents) shortage areas. About shortage areas

Call (218) 786-8364

  • Medicare participating

At a glance

Years since graduation
23
In the NPI registry since
2008
Medicare patients seen, 2024
236

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. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2003Medical school: Sanford School of Medicine of University of South Dakota
  • 2008Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

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
    MN license 106784 · MA license 250920
  • 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
236
Services billed
395
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Insertion of artery tube for blood sampling or infusion through skin2323
Anesthesia for procedure on heart and large blood vessels2020
Ultrasound of heart with probe in esophagus, with report1919
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope1817
Ultrasound of heart blood flow, valves and chambers1616
Anesthesia for x-ray or radiation therapy1515
Ultrasound of heart with color-depicted blood flow, rate and valve function1515
Ultrasonic guidance for needle placement1313
Insertion of non-tunneled central venous tube for infusion (5 years or older)1313
Anesthesia for x-ray on artery of brain, heart, or chest1212

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.

Other Anesthesiology clinicians in Duluth

Sources

NPI registry (CMS NPPES, November 2026; record last updated August 27, 2013), 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 1962675348. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.