NPPES file of Aug 9, 2026

Donald S. Blatnik, M.D.

Otolaryngology Physician · Oconomowoc, WI

Donald S. Blatnik, M.D. is an otolaryngology physician with a practice address in Oconomowoc, Wisconsin, and NPI 1700027810, issued on Mar 19, 2009. Check the license (Wisconsin 14334-020, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1700027810
Name
Donald S. Blatnik
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
14334-020 WI
Self-reported in NPPES; status is on the state search
Practice location
4555 Hewitts Point RD, Oconomowoc, WI 53066
Phone
(262) 649-4381
Enumerated
Mar 19, 2009
Record last updated
Mar 19, 2009 (not updated in 17 years: call before relying on the address or phone)
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 Donald S. Blatnik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 14334-020
    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

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Otolaryngology Physician providers in Wisconsin

There are 231 otolaryngology physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other otolaryngology physician records in Wisconsin

  1. Feyisayo Adegboye, MDMadison, WI1588450852
  2. Jamal Ahmed, M.D.Marshfield, WI1265877666
  3. Kenneth Akakpo, MDMilwaukee, WI1497250716
  4. Jeremy Alderfer, MDAltoona, WI1689823932
  5. Danae Alexandrou, MDMadison, WI1134913726
  6. Ashley Anderson, MDMadison, WI1609831387
  7. Michael Anderson, M.D.Fort Atkinson, WI1588685077
  8. Jeffrey Bailet, MDBurlington, WI1225101413
  9. Alexander Barr, MDGreen Bay, WI1174015176
  10. James Barton, MDGreenfield, WI1447261912

Common questions

What is Donald S. Blatnik, M.D.'s NPI number?

Donald S. Blatnik, M.D.'s National Provider Identifier (NPI) is 1700027810, issued on Mar 19, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Donald S. Blatnik, M.D. located?

The NPPES record lists a practice address at 4555 Hewitts Point RD, Oconomowoc, WI, 53066. Phone: (262) 649-4381. Providers update this record themselves, so call before visiting.

How can I verify Donald S. Blatnik, M.D.'s license?

NPPES lists Wisconsin license number 14334-020, 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. 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.