Hanna Aberra Bayisa, MD
Gastroenterology Physician · Milwaukee, WI
Hanna Aberra Bayisa, MD is a gastroenterology physician with a practice address in Milwaukee, Wisconsin, and NPI 1225904725, issued on Oct 13, 2025. Check the license (Wisconsin 86140, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Hanna Aberra Bayisa
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 86140 WI
Self-reported in NPPES; status is on the state search - Practice location
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Phone
- (414) 805-3310
- Enumerated
- Oct 13, 2025
- Record last updated
- Oct 14, 2025
- Fax
- (414) 805-3885
- Medicare enrollment
- Enrolled (PECOS I20251029000875); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 340 in Wisconsin → Look up another NPI →
Also registered at 9200 W Wisconsin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hanna Aberra Bayisa in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 86140Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- The Medical College OF Wisconsin IncMilwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hanna Aberra Bayisa among 340 gastroenterology physician records in Wisconsin
Hanna Aberra Bayisa, MD is one of 340 gastroenterology physician records with a practice address in Wisconsin. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than over 99% of them.
- NPI issued2025 · over 99% of these records are older, 0% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1999 · median 2003 among the 239 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Wisconsin
There are 340 gastroenterology physician records in Wisconsin.
All 340 in Wisconsin → Every provider in Milwaukee → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- John Bjork, M.D.Milwaukee, WI 532261538121512
- James Cunningham, MDWauwatosa, WI 532261225005689
- Kulwinder Dua, MDMilwaukee, WI 532261215988290
- Jose Franco, MDMilwaukee, WI 532261699726547
- Mary Catherine Gerleman, MDWauwatosa, WI 532261134191877
- George Johnson, MDMilwaukee, WI 532261821049677
- Benson Massey, MDMilwaukee, WI 532261407807258
- Robert Molloy, MDWauwatosa, WI 532261043287717
Common questions
What is Hanna Aberra Bayisa, MD's NPI number?
Hanna Aberra Bayisa, MD's National Provider Identifier (NPI) is 1225904725, issued on Oct 13, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Hanna Aberra Bayisa, MD located?
The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3310. Providers update this record themselves, so call before visiting.
How can I verify Hanna Aberra Bayisa, MD's license?
NPPES lists Wisconsin license number 86140, 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.
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.