NPPES file of Aug 9, 2026

Ethan Errol Emmons, MD

Sleep Medicine (Internal Medicine) Physician · Green Bay, WI

Ethan Errol Emmons, MD is a sleep medicine (internal medicine) physician with a practice address in Green Bay, Wisconsin, and NPI 1265416325, issued on Dec 2, 2005. Check the license (Wisconsin 4154-320, 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
1265416325
Name
Ethan Errol Emmons
Credential
MD
Primary taxonomy
Sleep Medicine (Internal Medicine) Physician 207RS0012X
License numbers
4154-320 WI
M7165 TX
Self-reported in NPPES; status is on the state search
Practice location
744 S Webster Ave, Green Bay, WI 54301
Phone
(920) 433-7451
Enumerated
Dec 2, 2005
Record last updated
Mar 20, 2024
Fax
(920) 433-7453
Medicare enrollment
Enrolled (PECOS I20250121000823); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 1992
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 744 S Webster Ave

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

  1. Adam Aicher, D.O.Emergency Medicine Physician1336280585
  2. Manar Al Shahrouri, MDPulmonary Disease Physician1093731382
  3. Hannah Alsteen, FNP-CFamily Nurse Practitioner1649823881
  4. Kyle Anderson, CRNACertified Registered Nurse Anesthetist1205580313
  5. Lori Anderson, CRNACertified Registered Nurse Anesthetist1508953274
  6. Paul AndersonAnesthesiology Physician1750648481

Verify Ethan Errol Emmons in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 4154-320    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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79% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024

125 Medicare Part D claims for 38 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D.

  1. Ethan Emmons125
  2. Specialty average585

Most prescribed

  1. Ropinirole Hcl23 claims
  2. Gabapentin22 claims
  3. Pramipexole Dihydrochloride13 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 2 group practices

  1. Bellin Memorial Hospital IncMarquette, MI
  2. Oconto Hospital And Medical Center IncMarinette, WI

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

Sleep Medicine (Internal Medicine) Physician providers in Wisconsin

There are 27 sleep medicine (internal medicine) physician records in Wisconsin.

All 27 in Wisconsin → Every provider in Green Bay →

Other sleep medicine (internal medicine) physician records in Wisconsin

  1. Kabir Ahmed, M.D.Fond Du Lac, WI1528325891
  2. Ewa Alexander, MDFitchburg, WI1609092584
  3. Rajesh Balagani, DOJanesville, WI1477754927
  4. Steven Barczi, MDMadison, WI1730156761
  5. Quinn Bongers, MDMadison, WI1073133757
  6. Kenneth Casey, MDMadison, WI1952384703
  7. Medhavani Chandra, MDMadison, WI1003428343
  8. Shane Creado, M.D.Madison, WI1578829230
  9. Joseph Crisalli, M.D.Fitchburg, WI1417987736
  10. William Donovan, MDFitchburg, WI1972556827

Common questions

What is Ethan Errol Emmons, MD's NPI number?

Ethan Errol Emmons, MD's National Provider Identifier (NPI) is 1265416325, issued on Dec 2, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ethan Errol Emmons, MD located?

The NPPES record lists a practice address at 744 S Webster Ave, Green Bay, WI, 54301. Phone: (920) 433-7451. Providers update this record themselves, so call before visiting.

How can I verify Ethan Errol Emmons, MD's license?

NPPES lists Wisconsin license number 4154-320, 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 Ethan Errol Emmons, MD prescribe under Medicare Part D?

In 2024, Ethan Errol Emmons, MD had 125 Medicare Part D claims for 38 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.