Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Neurosurgery

Paul S. Larson, MD

Works at hospitals in Tucson, AZ · Arizona

Summary

Paul S. Larson, MD (Neurosurgery) is listed by Medicare at 1 hospital in Tucson, AZ. NPI 1013005321. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Paul S. Larson, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

NeurosurgeryPrimary specialty
YesAccepts Medicare assignment
31Years since medical school (graduated 1995)
University Of Arizona College Of MedicineMedical school
MaleGender (as listed)
Banner-University Medical GroupGroup practice

Quick answers

Which hospitals does Paul S. Larson work at?
Medicare's official clinician data lists Paul S. Larson at 1 hospital: Banner - University Medical Center Tucson Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Paul S. Larson see patients?
Medicare's clinician data lists 2 practice locations, including Tucson, AZ. Call before your visit to confirm the address.
What is Paul S. Larson's specialty?
Medicare lists Neurosurgery as the primary specialty.
Does Paul S. Larson accept Medicare assignment?
Yes. Medicare's clinician data says Paul S. Larson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Paul S. Larson?
(520) 874-2000, as listed in official Medicare / NPI Registry data.
What is Paul S. Larson's NPI number?
1013005321. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Paul S. Larson works

Medicare's Facility Affiliation Data lists Paul S. Larson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Paul S. Larson is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Paul S. Larson as a member of this group (CMS data updated 2026-10-02).

  • Banner-University Medical Group1,072 clinicians in the group

Specialties

Find other Neurosurgery doctors in Arizona →

Other neurosurgeons in Tucson

Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.

All neurosurgeons in Tucson →

Clinician information

CredentialMD
Medical schoolUniversity Of Arizona College Of Medicine
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013005321
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians