NPPES file of Aug 9, 2026

Deann Leah Harper, D.O.

Obstetrics & Gynecology Physician · Sheboygan, WI

Deann Leah Harper, D.O. is an obstetrics & gynecology physician with a practice address in Sheboygan, Wisconsin, and NPI 1003992389, issued on Oct 28, 2006. Check the license (Wisconsin 50366-021, 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
1003992389
Name
Deann Leah Harper
Credential
D.O.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
50366-021 WI
Self-reported in NPPES; status is on the state search
Practice location
3400 Union Ave, Sheboygan, WI 53081
Phone
(920) 828-2400
Enumerated
Oct 28, 2006
Record last updated
Jul 7, 2025
Fax
(920) 828-2425
Medicaid ID
1000004481 WI
Medicare enrollment
Enrolled (PECOS I20090828000371); accepts Medicare assignment
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 3400 Union Ave

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

  1. Sumar AbushaqraFamily Nurse Practitioner1023488475
  2. Naohide Arakaki, CRNACertified Registered Nurse Anesthetist1457669582
  3. Jennifer Banholzer, NPNurse Practitioner1629841515
  4. Anushka BaruahGastroenterology Physician1669887675
  5. Tyler Beranek, D.O.Emergency Medicine Physician1134532435
  6. Joanna Betry, FNP-BCFamily Nurse Practitioner1578235214

Verify Deann Leah Harper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 50366-021
    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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56% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

72 Medicare Part D claims for 25 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Deann Harper72
  2. Specialty average165

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. Aurora Medical Group, Inc.Milwaukee, WI

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

Deann Leah Harper among 796 obstetrics & gynecology physician records in Wisconsin

Deann Leah Harper, D.O. is one of 796 obstetrics & gynecology physician records with a practice address in Wisconsin. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 47% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2005 · median 2007 among the 478 with a school on file
  • Record last updated2025 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Wisconsin

There are 796 obstetrics & gynecology physician records in Wisconsin.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Leslie Abitz, MDSheboygan, WI 530811093723645
  2. Lauren Blue, M.D.Sheboygan, WI 530811740626639
  3. Katherine Cleveland, MDSheboygan, WI 530811912916040
  4. David Dielentheis, MDSheboygan, WI 530811447304423
  5. Dwight Dyksterhouse, MDSheboygan, WI 530811255446423
  6. Alexandra Glasscock, MDSheboygan, WI 530811275952848
  7. Craig Heins, M.D.Sheboygan, WI 530811881788552
  8. Mary Kao, MDSheboygan, WI 530811679927826

Common questions

What is Deann Leah Harper, D.O.'s NPI number?

Deann Leah Harper, D.O.'s National Provider Identifier (NPI) is 1003992389, issued on Oct 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Deann Leah Harper, D.O. located?

The NPPES record lists a practice address at 3400 Union Ave, Sheboygan, WI, 53081. Phone: (920) 828-2400. Providers update this record themselves, so call before visiting.

How can I verify Deann Leah Harper, D.O.'s license?

NPPES lists Wisconsin license number 50366-021, 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 Deann Leah Harper, D.O. prescribe under Medicare Part D?

In 2024, Deann Leah Harper, D.O. had 72 Medicare Part D claims for 25 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.

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.