Registry data as of Aug 27, 2026

William Buikus, DO

Psychiatry Physician · Green Bay, WI

William Buikus, DO is a psychiatry physician with a practice address in Green Bay, Wisconsin, and NPI 1649261660, issued on Oct 31, 2005. Check the license (Wisconsin 26259, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1649261660
Name
William Buikus
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
26259 WI
Self-reported in NPPES; status is on the state search
Practice location
2640 W Point RD, Green Bay, WI 54304
Phone
(920) 869-2711
Enumerated
Oct 31, 2005
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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Also registered at 2640 W Point RD

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

  1. Ernest Allard, CSACAddiction (Substance Use Disorder) Counselor1255685640
  2. Angela Baraniak, CSWSocial Worker1134885361
  3. Julie Behnke, MSW, CSACAddiction (Substance Use Disorder) Counselor1558778324
  4. Courtney Behrendt, SACAddiction (Substance Use Disorder) Counselor1932986338
  5. Heidi Blanks, LPCProfessional Counselor1801217708
  6. Jessica Chaffins, LPCCProfessional Counselor1649701301

Verify William Buikus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 26259
    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.

Psychiatry Physician providers in Wisconsin

There are 858 psychiatry physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other psychiatry physician records in Wisconsin

  1. Semhal Abbay, MDGreen Bay, WI1780713172
  2. Beth Abramson, M.D.Milwaukee, WI1922045996
  3. Sean Ackerman, M.D.Columbus, WI1548559305
  4. Nagwa Agaiby, M.D.Milwaukee, WI1336240407
  5. Eileen Ahearn, M.D.Madison, WI1144320524
  6. Mahmoud Ahmed, MDLadysmith, WI1659473312
  7. Jose Alba, M.D.Chilton, WI1942342704
  8. Nathaniel Albrecht, DOMenasha, WI1467853705
  9. Donald Alicea, M.D.Madison, WI1255794665
  10. Jordan Allen, DOMilwaukee, WI1568039865

Common questions

What is William Buikus, DO's NPI number?

William Buikus, DO's National Provider Identifier (NPI) is 1649261660, issued on Oct 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William Buikus, DO located?

The NPPES record lists a practice address at 2640 W Point RD, Green Bay, WI, 54304. Phone: (920) 869-2711. Providers update this record themselves, so call before visiting.

How can I verify William Buikus, DO's license?

NPPES lists Wisconsin license number 26259, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.