NPPES file of Aug 9, 2026

Robert W. Heffernan, MD

Hospitalist Physician · Menomonee Falls, WI

Robert W. Heffernan, MD is a hospitalist physician with a practice address in Menomonee Falls, Wisconsin, and NPI 1255892790, issued on Mar 27, 2019. Check the license (Wisconsin 74064-20, 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
1255892790
Name
Robert W. Heffernan
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
74064-20 WI
Self-reported in NPPES; status is on the state search
Practice location
W180N8085 Town Hall RD, Menomonee Falls, WI 53051
Phone
(262) 532-1300
Enumerated
Mar 27, 2019
Record last updated
May 12, 2022
Medicare enrollment
Enrolled (PECOS I20220819002549); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2019
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 W180N8085 Town Hall RD

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

  1. Anil Aggarwal, M.D.Anesthesiology Physician1164405288
  2. Jennifer AguirreRegistered Dietitian1053901454
  3. Michelle Allbaugh, APNPCritical Care Medicine Nurse Practitioner1457014607
  4. Erik Amoroso, M.D.Emergency Medicine Physician1922322585
  5. Joan Anderson, FNPFamily Nurse Practitioner1982608899
  6. Mohit Arora, M.D.Internal Medicine Physician1538423991

Verify Robert W. Heffernan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 74064-20
    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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47% fewer Medicare Part D claims than the average hospitalist physician in 2024

278 Medicare Part D claims for 130 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Robert Heffernan278
  2. Specialty average521

Most prescribed

  1. Prednisone23 claims
  2. Oxycodone Hcl16 claims
  3. Metoprolol Succinate14 claims
  4. Bumetanide11 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. Froedtert Andthe Medical College OF Wisconsin Community Physicians IncWauwatosa, WI

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

Robert W. Heffernan among 894 hospitalist physician records in Wisconsin

Robert W. Heffernan, MD is one of 894 hospitalist physician records with a practice address in Wisconsin. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 74% of them.

  • NPI issued2019 · 74% of these records are older, 20% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 86% of these records are
  • Graduated2019 · median 2011 among the 768 with a school on file
  • Record last updated2022 · 29% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Wisconsin

There are 894 hospitalist physician records in Wisconsin.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Vineet Hansaria, M.D.Menomonee Falls, WI 530511821280850
  2. Linda Kiatoukaysy, M.D.Menomonee Falls, WI 530511609028828
  3. Samantha Llanas, MDMenomonee Falls, WI 530511538809298
  4. Sami Mohammed Abdus, M.DMenomonee Falls, WI 530511801162078
  5. Justin Ngene, MDMenomonee Falls, WI 530511265637128
  6. Molly Colque, M.D.Brookfield, WI 530451922203819
  7. Hind Elhassan, MDBrookfield, WI 530451003182890
  8. Elena Morozova, M.D.Brookfield, WI 530451972944650

Common questions

What is Robert W. Heffernan, MD's NPI number?

Robert W. Heffernan, MD's National Provider Identifier (NPI) is 1255892790, issued on Mar 27, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Robert W. Heffernan, MD located?

The NPPES record lists a practice address at W180N8085 Town Hall RD, Menomonee Falls, WI, 53051. Phone: (262) 532-1300. Providers update this record themselves, so call before visiting.

How can I verify Robert W. Heffernan, MD's license?

NPPES lists Wisconsin license number 74064-20, 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 Robert W. Heffernan, MD prescribe under Medicare Part D?

In 2024, Robert W. Heffernan, MD had 278 Medicare Part D claims for 130 beneficiaries; the average among hospitalist physician prescribers was 521. 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.