NPPES file of Aug 9, 2026

Heather M. Stefaniak, MD

Urology Physician · Green Bay, WI

Heather M. Stefaniak, MD is a urology physician with a practice address in Green Bay, Wisconsin, and NPI 1013139641, issued on May 3, 2007. Check the license (Wisconsin 51127, 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
1013139641
Name
Heather M. Stefaniak
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
51127 WI
Self-reported in NPPES; status is on the state search
Practice location
2845 Greenbrier RD Ste 240, Green Bay, WI 54311
Phone
(920) 288-8280
Enumerated
May 3, 2007
Record last updated
Aug 26, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(920) 288-8285
Medicaid ID
35105300 WI
Medicare enrollment
Enrolled (PECOS I20080811000422); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2003
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 2845 Greenbrier RD Ste 240

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

  1. William Dougherty, MDUrology Physician1548298789
  2. Ethan Karol, PAPhysician Assistant1780969246
  3. Timothy Kennedy, MDUrology Physician1417985631
  4. Myron Marlett, MDUrology Physician1740226265
  5. Bruce Neal, MDUrology Physician1154359388
  6. Stephanie Smullen, PA-CPhysician Assistant1316117500

Verify Heather M. Stefaniak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 51127
    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.

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70% more Medicare Part D claims than the average urology physician in 2024

2,277 Medicare Part D claims for 524 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 64 claims were for opioids.

  1. Heather Stefaniak2,277
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl536 claims
  2. Finasteride421 claims
  3. Myrbetriq163 claims
  4. Methenamine Hippurate146 claims
  5. Oxybutynin Chloride128 claims
  6. Cephalexin118 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. Baycare Aurora LLCGreen Bay, WI

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

Heather M. Stefaniak among 259 urology physician records in Wisconsin

Heather M. Stefaniak, MD is one of 259 urology physician records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.

  • NPI issued2007 · 57% of these records are older, 36% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2003 · median 2002 among the 166 with a school on file
  • Record last updated2008 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Wisconsin

There are 259 urology physician records in Wisconsin.

The 8 urology physician records with the nearest ZIP codes

  1. William Dougherty, MDGreen Bay, WI 543111548298789
  2. Timothy Kennedy, MDGreen Bay, WI 543111417985631
  3. Kaylee Luck, MDGreen Bay, WI 543111871120063
  4. Myron Marlett, MDGreen Bay, WI 543111740226265
  5. Bruce Neal, MDGreen Bay, WI 543111154359388
  6. Vannhu Nguyen, M.D.Green Bay, WI 543111235399536
  7. Joshua Piotrowski, M.D. PH.D.Green Bay, WI 543111871988634
  8. Arthur Sonneland, MDGreen Bay, WI 543111639196413

Common questions

What is Heather M. Stefaniak, MD's NPI number?

Heather M. Stefaniak, MD's National Provider Identifier (NPI) is 1013139641, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Heather M. Stefaniak, MD located?

The NPPES record lists a practice address at 2845 Greenbrier RD Ste 240, Green Bay, WI, 54311. Phone: (920) 288-8280. Providers update this record themselves, so call before visiting.

How can I verify Heather M. Stefaniak, MD's license?

NPPES lists Wisconsin license number 51127, 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 Heather M. Stefaniak, MD prescribe under Medicare Part D?

In 2024, Heather M. Stefaniak, MD had 2,277 Medicare Part D claims for 524 beneficiaries; the average among urology physician prescribers was 1,340. 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.