NPPES file of Aug 9, 2026

William A. Barry, MD

Hospitalist Physician · Ames, IA

William A. Barry, MD is a hospitalist physician with a practice address in Ames, Iowa, and NPI 1558358440, issued on Oct 5, 2005. Check the license (Iowa 33407, as entered in NPPES) on the Iowa Board of Medicine; 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
1558358440
Name
William A. Barry
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
33407 IA
Self-reported in NPPES; status is on the state search
Practice location
1111 Duff Ave, Ames, IA 50010
Phone
(515) 239-6992
Enumerated
Oct 5, 2005
Record last updated
Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(515) 239-3642
Medicaid ID
1213397 IA
Medicare enrollment
Enrolled (PECOS I20060403000648); accepts Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 1996
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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Also registered at 1111 Duff Ave

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

  1. Ibrahim AlakhrasHospitalist Physician1942861505
  2. Patrick Allaire, MDAnesthesiology Physician1811983695
  3. Nadejda BakliziHospitalist Physician1346972536
  4. Kaitlyn Baumgardner, ARNPNurse Practitioner1952928236
  5. Laura Bloomenrader, APRNFamily Medicine Physician1306767272
  6. Andrew Boyko, MDEmergency Medicine Physician1528078060

Verify William A. Barry in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 33407
    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 Iowa 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. Mcfarland Clinic PCAmes, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

19 hospitalist physician records list a practice address in Ames

They are 19 of the 1,249 NPPES records with a practice address in Ames, and 302 hospitalist physician records in Iowa.

Other hospitalist physician records in Iowa

  1. Mohamed Abd El MaksoudMason City, IA1033792825
  2. Ala Abdallah, MDIowa City, IA1588395701
  3. Ahmed AbdulrahmanSioux City, IA1972252856
  4. Abdul Abdussalam, MDCouncil Bluffs, IA1730773367
  5. Abiy Abebe, M.DDavenport, IA1154855104
  6. Anan Abu RmilahIowa City, IA1831822295
  7. Bashar Abuqayas, MDIowa City, IA1710474259
  8. Luna Acharya, MDMason City, IA1609224674
  9. Luis Acosta Nunez, MDDes Moines, IA1154018349
  10. Mehul Adhaduk, MDIowa City, IA1649534769

Common questions

What is William A. Barry, MD's NPI number?

William A. Barry, MD's National Provider Identifier (NPI) is 1558358440, issued on Oct 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William A. Barry, MD located?

The NPPES record lists a practice address at 1111 Duff Ave, Ames, IA, 50010. Phone: (515) 239-6992. Providers update this record themselves, so call before visiting.

How can I verify William A. Barry, MD's license?

NPPES lists Iowa license number 33407, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. 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.

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.