NPPES file of Aug 9, 2026

Nathan Karl Eichhorst, OD

Optometrist · Spooner, WI

Nathan Karl Eichhorst, OD is an optometrist with a practice address in Spooner, Wisconsin, and NPI 1104894153, issued on Mar 8, 2006. Check the license (Wisconsin 2293035, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1104894153
Name
Nathan Karl Eichhorst
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
2293035 WI
Self-reported in NPPES; status is on the state search
Practice location
130 Walnut Street, Spooner, WI 54801
Phone
(715) 635-2020
Enumerated
Mar 8, 2006
Record last updated
Mar 2, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(715) 635-2956
Medicaid ID
38584900 WI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Nathan Karl Eichhorst 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 2293035
    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
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4 optometrist records list a practice address in Spooner

They are 4 of the 116 NPPES records with a practice address in Spooner, and 1,161 optometrist records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other optometrist records in Wisconsin

  1. Katie Abata, O.D.Appleton, WI1043646623
  2. Brianna Adams, ODStoughton, WI1093605222
  3. Gerald Adams, ODWestby, WI1760479182
  4. James AdamsPortage, WI1154007953
  5. Lawrence Addison, O.D.Weston, WI1760794697
  6. Farzana AkterWaupun, WI1346821725
  7. Margarette Elaine Alcesto, ODShorewood, WI1669984563
  8. Robert Alexejun, O.D.Wausau, WI1235275009
  9. Carmen Alfonso-Kneiert, ODFort Atkinson, WI1710938634
  10. Jennifer Alvarez, O.D.Brookfield, WI1316255805

Common questions

What is Nathan Karl Eichhorst, OD's NPI number?

Nathan Karl Eichhorst, OD's National Provider Identifier (NPI) is 1104894153, issued on Mar 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Karl Eichhorst, OD located?

The NPPES record lists a practice address at 130 Walnut Street, Spooner, WI, 54801. Phone: (715) 635-2020. Providers update this record themselves, so call before visiting.

How can I verify Nathan Karl Eichhorst, OD's license?

NPPES lists Wisconsin license number 2293035, 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. 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.