NPPES file of Aug 9, 2026

Melissa Marie O'Hanison, NP

Family Nurse Practitioner · West Allis, WI

Melissa Marie O'Hanison, NP is a family nurse practitioner with a practice address in West Allis, Wisconsin, and NPI 1790382323, issued on Oct 6, 2020. Check the license (Wisconsin 10439-33, as entered in NPPES) with the Wisconsin board that licenses this profession; 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
1790382323
Name
Melissa Marie O'Hanison
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
10439-33 WI
10439 WI
Self-reported in NPPES; status is on the state search
Practice location
2424 S 90TH St Ste 300, West Allis, WI 53227
Phone
(414) 328-8750
Enumerated
Oct 6, 2020
Record last updated
Oct 28, 2025
Medicaid ID
100140035 WI
Medicare enrollment
Enrolled (PECOS I20201221000032); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2424 S 90TH St Ste 300

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

  1. Diana Bielecki, NPNurse Practitioner1831700574
  2. Holly Derenne, DNPNurse Practitioner1174368021
  3. Hesham Elghannam, MDPulmonary Disease Physician1023212289
  4. Richard Grieshop, M.D.Vascular Surgery Physician1215020326
  5. John Kispert, M.D.Vascular Surgery Physician1447343637
  6. Mia Manabat, D.O.Gastroenterology Physician1336408905

Verify Melissa Marie O'Hanison in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 10439-33    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
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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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61% fewer Medicare Part D claims than the average family nurse practitioner in 2024

511 Medicare Part D claims for 146 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Melissa O'Hanison511
  2. Specialty average1,305

Most prescribed

  1. Pantoprazole Sodium143 claims
  2. Omeprazole48 claims
  3. Linzess38 claims
  4. Creon22 claims
  5. Dicyclomine Hcl18 claims
  6. Mesalamine18 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. Prohealth Medical Group IncDelafield, WI

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

19 family nurse practitioner records list a practice address in West Allis

They are 19 of the 1,362 NPPES records with a practice address in West Allis, and 2,814 family nurse practitioner records in Wisconsin.

All 19 in West Allis → All 2,814 in Wisconsin → Every provider in West Allis →

Other family nurse practitioner records in Wisconsin

  1. Amanda Abaya, APNPAppleton, WI1053145193
  2. Monaliza Abdela, FNPBrookfield, WI1760288336
  3. Ayia AbdeljabbarOak Creek, WI1285386094
  4. Adetoun Abolurin, FNPOak Creek, WI1316411390
  5. Anne Abresch, NURSE PRACTITIONERMilwaukee, WI1578867479
  6. Sumar AbushaqraSheboygan, WI1023488475
  7. Lindsay AchesonMilwaukee, WI1457940264
  8. Tyler Adamczak, APNPChippewa Falls, WI1538031588
  9. Inez Adams, NPWest Allis, WI1255877544
  10. Samantha AdamsOshkosh, WI1467853622

Common questions

What is Melissa Marie O'Hanison, NP's NPI number?

Melissa Marie O'Hanison, NP's National Provider Identifier (NPI) is 1790382323, issued on Oct 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Marie O'Hanison, NP located?

The NPPES record lists a practice address at 2424 S 90TH St Ste 300, West Allis, WI, 53227. Phone: (414) 328-8750. Providers update this record themselves, so call before visiting.

How can I verify Melissa Marie O'Hanison, NP's license?

NPPES lists Wisconsin license number 10439-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Marie O'Hanison, NP prescribe under Medicare Part D?

In 2024, Melissa Marie O'Hanison, NP had 511 Medicare Part D claims for 146 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.