Ethan Rosenke Schaefer
Anesthesiologist Assistant β’ Milwaukee, WI
9200 W Wisconsin Ave
Milwaukee, WI 53226
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
9200 W Wisconsin Ave
Milwaukee, WI 53226
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
NPPES lists 1 additional practice-address record in Milwaukee, WI. See the list
Source: CMS NPPES NPI Registry, practice location records; release date unavailable.
CMS Doctors and Clinicians lists 1 group name: Childrens Specialty Group Inc. See the list
Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
Medicare Profile & Education
Source: CMS Doctors and Clinicians National Downloadable File
2018
What Public CMS Data Show
Anesthesiologist Assistant: NPPES taxonomy is a reported classification, not proof of board certification.
Years since graduation
8 years (graduated 2018)
CMS Doctors and Clinicians data list 2018 as the year this clinician finished professional school.
It tells you roughly how long ago the clinician finished school.
What this does not show: Years since graduation
It is not the number of years in practice, and more years does not mean better care.
Source: CMS Doctors and Clinicians National Downloadable File.
NPI first issued
2018
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Accepts Medicare assignment
CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.
With Original Medicare, you usually pay only your deductible and coinsurance, and the office sends the claim to Medicare for you.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
Ethan Schaefer has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Milwaukee and Wisconsin
99 active clinicians are listed under Anesthesiologist Assistant with a practice address in Milwaukee, WI (264 in Wisconsin).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Milwaukee
0% of these 99 clinicians have the CMS telehealth indicator.
88.9% of these 99 clinicians are listed by CMS as accepting Medicare assignment.
Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2025-02-24NUCC Taxonomy Code: 367H00000X
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
Additional State Medicaid & Healthcare Payer Identifiers
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - ANESTHESIOLOGY ASSISTANT
I20250306000628
NC
4789922055
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Medicare Group Practice Enrollments
Source: CMS Doctors and Clinicians National Downloadable File
Childrens Specialty Group Inc
9000 W Wisconsin Ave, Milwaukee, WI 532264874
Phone: 4142662000
Secondary Practice Locations
8701 W Watertown Plank Rd
Milwaukee, WI 532263548
Phone: 4149558296
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Anesthesiology
Doctor of Osteopathic Medicine (D.O.)
Nurse Practitioner - Psychiatric/Mental Health
Nurse Practitioner
Anesthesiology
Doctor of Medicine (M.D.)
Anesthesiology
Doctor of Medicine (M.D.)
Anesthesiology
Doctor of Medicine (M.D.)
Anesthesiology
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 53226 (Tel: 4148058700)
Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 532263522 (Tel: 4148058700)
Anesthesiologist Assistant (license number reported to NPPES: WI 129)
NPI status registered as active in NPPES database
Registered at 8701 W WATERTOWN PLANK RD, MILWAUKEE, WI 532263548 (Tel: 4149558296)
Registered at 5355 COACHLAMP DR, MOUNT PLEASANT, WI 534062381
Recorded as ETHAN SCHAEFER
Anesthesiologist Assistant
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Anesthesiologist Assistants in Milwaukee
- Justin Cole, CAA
- Erica Jagun, AA-S
- Kate Spoltman, AA
- Fauzan Ali, AA
- Mary Laquerre, AA
- Meredith Humiston, CAA
Mailing Address
9200 W Wisconsin Ave
Milwaukee, WI 532263522
Phone: 4148058700