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

Optometry

Edwin K. Larsen, OD

Sees patients in Napa, CA · California

Summary

Edwin K. Larsen, OD (Optometry) is enrolled with Medicare at 1 practice location in Napa, CA. NPI 1720154339. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Edwin K. Larsen, 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

OptometryPrimary specialty
YesAccepts Medicare assignment
31Years since medical school (graduated 1995)
Pennsylvania College Of OptometryMedical school
MaleGender (as listed)

Quick answers

Where does Edwin K. Larsen see patients?
Medicare's clinician data lists 1 practice location in Napa, CA. Call before your visit to confirm the address.
What is Edwin K. Larsen's specialty?
Medicare lists Optometry as the primary specialty.
Does Edwin K. Larsen accept Medicare assignment?
Yes. Medicare's clinician data says Edwin K. Larsen 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 Edwin K. Larsen?
(707) 226-5446, as listed in official Medicare / NPI Registry data.
What is Edwin K. Larsen's NPI number?
1720154339. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Edwin K. Larsen is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other clinicians: Optometry, California →

Other optometrists in Napa

Clinicians with the same Medicare primary specialty in Napa, CA — not a recommendation.

All optometrists in Napa →

Clinician information

CredentialOD
Medical schoolPennsylvania College Of Optometry
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1720154339
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians