NPPES file of Aug 9, 2026

William C. O'Meally, M.D.

Family Medicine Physician · Milwaukee, WI

William C. O'Meally, M.D. is a family medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1992825582, issued on Mar 29, 2007. Check the license (Wisconsin 39590, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992825582
Name
William C. O'Meally
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
39590 WI
D0074982 MD
Self-reported in NPPES; status is on the state search
Practice location
5007 S Howell Ave, Milwaukee, WI 53207
Phone
(414) 483-7777
Enumerated
Mar 29, 2007
Record last updated
May 31, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(414) 483-7914
Medicare enrollment
Enrolled (PECOS I20121226000298); accepts Medicare assignment
Medical or professional school
University Of Maryland School 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.
Download card Updates feed

Also registered at 5007 S Howell Ave

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

  1. William Behlmer, DDSDentist1174639447
  2. Todd Bouton, PACPhysician Assistant1518986280
  3. Auriztelle LunaProfessional Counselor1407491749
  4. Jennifer Patterson, LPCCounselor1003180522
  5. Rose Summers, LPCProfessional Counselor1659070381
  6. Kristi Tolzman, D.D.S.General Practice Dentistry1417160912

Verify William C. O'Meally in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 39590    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

98% fewer Medicare Part D claims than the average family medicine physician in 2024

57 Medicare Part D claims for 43 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William O'Meally57
  2. Specialty average3,544

Most prescribed

  1. Ibuprofen14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. American Current Care PABaltimore, MD

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

299 family medicine physician records list a practice address in Milwaukee

They are 299 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,765 family medicine physician records in Wisconsin.

All 299 in Milwaukee → All 3,765 in Wisconsin → Every provider in Milwaukee →

Other family medicine physician records in Wisconsin

  1. Ashraf AbbasAppleton, WI1558723775
  2. Ghudran Abdulal, MDNew Berlin, WI1083622666
  3. Yusuf Abdullah, DOSun Prairie, WI1437788478
  4. Vanessa Abejuela-Matt, D.O.Mount Pleasant, WI1558687749
  5. Emily Abeyta, MDWaukesha, WI1386905107
  6. Jeanette Abraham, MDWeston, WI1205895810
  7. Sarada Abraham, M.D.Oconomowoc, WI1962851972
  8. Kirsten Abramson, MDMadison, WI1417909979
  9. Alexandra Adams, MD PHDMadison, WI1184689291
  10. David AdamsMadison, WI1992986897

Common questions

What is William C. O'Meally, M.D.'s NPI number?

William C. O'Meally, M.D.'s National Provider Identifier (NPI) is 1992825582, issued on Mar 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William C. O'Meally, M.D. located?

The NPPES record lists a practice address at 5007 S Howell Ave, Milwaukee, WI, 53207. Phone: (414) 483-7777. Providers update this record themselves, so call before visiting.

How can I verify William C. O'Meally, M.D.'s license?

NPPES lists Wisconsin license number 39590, 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.

How much does William C. O'Meally, M.D. prescribe under Medicare Part D?

In 2024, William C. O'Meally, M.D. had 57 Medicare Part D claims for 43 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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. 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.