NPPES file of Aug 9, 2026

Andrew Joseph Larson, CRNA

Certified Registered Nurse Anesthetist · La Crosse, WI

Andrew Joseph Larson, CRNA is a certified registered nurse anesthetist with a practice address in La Crosse, Wisconsin, and NPI 1134797947, issued on Jun 16, 2021. Check the license (Wisconsin 11035, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134797947
Name
Andrew Joseph Larson
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
11035 WI
133900 WI
Self-reported in NPPES; status is on the state search
Practice location
700 West Ave S, La Crosse, WI 54601
Phone
(608) 785-0940
Enumerated
Jun 16, 2021
Record last updated
Jul 15, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210727000290); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 700 West Ave S

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Melissa Adelsen, OTR/L,CBISOccupational Therapist1114603362
  2. Chelsea Ale, PHDClinical Psychologist1831452069
  3. Alice Bachop, FNPNurse Practitioner1164400503
  4. Gabriela Balf, MD, MPHPsychiatry Physician1124024724
  5. Marisa Baorto, MDAnesthesiology Physician1588647291
  6. Marsha Bateman, PTPhysical Therapist1578547279

Verify Andrew Joseph Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 11035
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Industry payments in 2024: $43.44

1 payment: food and beverage; the largest payer was Abiomed. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Andrew Larson$43.44
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mayo Clinic Health System-Southwest Wisconsin Region IncLa Crosse, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Andrew Joseph Larson among 1,241 certified registered nurse anesthetist records in Wisconsin

Andrew Joseph Larson, CRNA is one of 1,241 certified registered nurse anesthetist records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 82% of them.

  • NPI issued2021 · 82% of these records are older, 13% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2020 · median 2013 among the 932 with a school on file
  • Record last updated2021 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

75 certified registered nurse anesthetist records list a practice address in La Crosse

They are 75 of the 3,735 NPPES records with a practice address in La Crosse, and 1,241 certified registered nurse anesthetist records in Wisconsin.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Paul Abicht, CRNALa Crosse, WI 546011528061843
  2. Eric Bjerke, CRNALa Crosse, WI 546011588668362
  3. Mary Dudley, CRNALa Crosse, WI 546011558366658
  4. John Erickson, CRNALa Crosse, WI 546011184629248
  5. Patrick Frawley, CRNALa Crosse, WI 546011619972551
  6. Lynne Gaustad, CRNALa Crosse, WI 546011417952128
  7. Patricia Green, CRNALa Crosse, WI 546011194729616
  8. Sara Heffernan, CRNALa Crosse, WI 546011467457903

Common questions

What is Andrew Joseph Larson, CRNA's NPI number?

Andrew Joseph Larson, CRNA's National Provider Identifier (NPI) is 1134797947, issued on Jun 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Joseph Larson, CRNA located?

The NPPES record lists a practice address at 700 West Ave S, La Crosse, WI, 54601. Phone: (608) 785-0940. Providers update this record themselves, so call before visiting.

How can I verify Andrew Joseph Larson, CRNA's license?

NPPES lists Wisconsin license number 11035, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.