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THAD PETER LARSON CRNA
NPI 1477844439
Nurse Anesthetist, Certified Registered in Litchfield, MN

Active since April 26, 2011PECOS Enrolled
612 S SIBLEY AVE, LITCHFIELD, MN 55355(320) 693-3242 Get Directions Write a Review

NPPES record last updated: May 9, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Thad Peter Larson Crna NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THAD PETER LARSON CRNA (NPI 1477844439) is an individual nurse anesthetist, certified registered in Litchfield, Minnesota, licensed in Minnesota (R200065-5) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477844439
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameTHAD PETER LARSONCredential: CRNA
Location Address612 S SIBLEY AVELitchfield, MN 55355-3340
Mailing Address24967 545th AveGrove City, MN 56243-5603 · (801) 836-8423
Phone(320) 693-3242
Sole ProprietorYes
Enumeration DateApril 26, 2011
Last NPPES UpdateMay 9, 2011
✔ NPI 1477844439 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in MN · R200065-5
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
612 S SIBLEY AVE, Litchfield, MN 55355
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thad Peter Larson Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging– Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Thad Larson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Meeker
Same address
Rural Health
612 S SIBLEY AVE
Litchfield, MN 55355
  • Reassigned Medicare billing, Minnesota enrollment
  • Also billed through NPI 1598860215 (Minnesota)
  • 125 clinicians in this Medicare group
NPI 1083221816 (320) 693-4500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55355 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$127.61 typical visit price
range $56.00 – $168.28
Typical copayment $31.90 (range $14.00 – $42.07)
Most-billed visit code 99204
Established Patient
$69.74 typical visit price
range $18.32 – $138.04
Typical copayment $17.43 (range $4.58 – $34.51)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KELLY ANN SPANDL PTA
Physical Therapy Assistant
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4528
ASHLEE H GRUENHAGEN M.A.,CCC-SLP
Speech-Language Pathologist
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4500
SAMANTHA BUCK CNP
Nurse Practitioner (Family)
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4576
CHARLES FULLER CRNA
Nurse Anesthetist, Certified Registered
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-3242
COUNTY OF MEEKER
Clinic/Center (Rural Health)
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4500
MRS. SUZANNE CECELIA HANSEN MA OTRL
Occupational Therapist
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4589
CRAIG P MCKAY CRNA
Nurse Anesthetist, Certified Registered
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-3242
MACKENZIE HOFFMAN
Occupational Therapist
612 S SIBLEY AVE
LITCHFIELD, MN 55355
Meeker County (320) 693-4561

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thad Larson's NPI number?

The NPI number for Thad Larson is 1477844439. It was assigned to this individual provider in the NPPES registry on April 26, 2011.

Where is Thad Larson located?

Thad Larson practices at 612 S Sibley Ave, Litchfield, MN 55355. The listed phone number is (320) 693-3242.

What is Thad Larson's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Thad Larson enrolled in Medicare?

Yes. Thad Larson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Thad Larson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thad Larson reassigns Medicare benefits to County Of Meeker (Litchfield, MN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thad Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thad Larson accept?

Health plans from Sanford Health Plan list Thad Larson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thad Larson was last updated on May 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.