NPPES file of Aug 9, 2026

James C. Nesler, DO

Anesthesiology Physician · La Crosse, WI

James C. Nesler, DO is an anesthesiology physician with a practice address in La Crosse, Wisconsin, and NPI 1255342119, issued on Aug 10, 2006. Check the license (Wisconsin 49330, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1255342119
Name
James C. Nesler
Credential
DO
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
49330 WI
75263 MN
Self-reported in NPPES; status is on the state search
Practice location
700 West Avenue S, La Crosse, WI 54601
Phone
(608) 785-0940
Enumerated
Aug 10, 2006
Record last updated
Mar 12, 2025
Medicare enrollment
Enrolled (PECOS I20060911000063); 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.
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8 nearest anesthesiology physician records → All 1,313 in Wisconsin → Look up another NPI →

Also registered at 700 West Avenue S

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

  1. Mary Alvarado, MDObstetrics & Gynecology Physician1962404194
  2. Joseph Behn, MDHospitalist Physician1336474105
  3. Summer Berg, LICSWClinical Social Worker1902191398
  4. Delaney Collins, SLPSpeech-Language Pathologist1447616214
  5. Patrick Conway, MDRadiation Oncology Physician1841295102
  6. Elisa Cornejo, LCSWClinical Social Worker1629709738

Verify James C. Nesler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 49330    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
Open 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.

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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).

James C. Nesler among 1,313 anesthesiology physician records in Wisconsin

James C. Nesler, DO is one of 1,313 anesthesiology physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.

  • NPI issued2006 · 20% of these records are older, 49% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2002 · median 2006 among the 872 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

51 anesthesiology physician records list a practice address in La Crosse

They are 51 of the 3,735 NPPES records with a practice address in La Crosse, and 1,313 anesthesiology physician records in Wisconsin.

All 1,313 in Wisconsin → Every provider in La Crosse → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Michael Bottcher, MDLa Crosse, WI 546011922002609
  2. John Burelbach, MDLa Crosse, WI 546011316941982
  3. Stephen Carlisle, MDLa Crosse, WI 546011114921715
  4. Kimberley Culp, MDLa Crosse, WI 546011912902149
  5. Kalpana Dhanak, MDLa Crosse, WI 546011851396048
  6. Felix Fernandes, MDLa Crosse, WI 546011669477634
  7. Lois Grootwassink, MDLa Crosse, WI 546011629073283
  8. Robert Groshek, MDLa Crosse, WI 546011003811688

Common questions

What is James C. Nesler, DO's NPI number?

James C. Nesler, DO's National Provider Identifier (NPI) is 1255342119, issued on Aug 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James C. Nesler, DO located?

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

How can I verify James C. Nesler, DO's license?

NPPES lists Wisconsin license number 49330, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.