Muhammad Hassan, CAA
Anesthesiologist Assistant · Milwaukee, WI
Muhammad Hassan, CAA is an anesthesiologist assistant with a practice address in Milwaukee, Wisconsin, and NPI 1093591737, issued on Sep 7, 2023. Check the license (Wisconsin 538, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Muhammad Hassan
- Credential
- CAA
- Primary taxonomy
- Anesthesiologist Assistant 367H00000X
- License number
- 538 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3226 W Layton Ave, Milwaukee, WI 53221
- Phone
- (414) 368-8226
- Enumerated
- Sep 7, 2023
- Record last updated
- May 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20250605000093); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2022
- Entity
- Type 1 · individual
8 nearest anesthesiologist assistant records → All 264 in Wisconsin → Look up another NPI →
Verify Muhammad Hassan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 538Check 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
- Baylor College OF MedicineHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Muhammad Hassan among 264 anesthesiologist assistant records in Wisconsin
Muhammad Hassan, CAA is one of 264 anesthesiologist assistant records with a practice address in Wisconsin. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 73% of them.
- NPI issued2023 · 73% of these records are older, 19% newer
- In a Medicare fileYes · 95% of these records are
- In the CMS Doctors and Clinicians fileYes · 93% of these records are
- Graduated2022 · median 2020 among the 246 with a school on file
- Record last updated2025 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367H00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiologist Assistant providers in Wisconsin
There are 264 anesthesiologist assistant records in Wisconsin.
All 264 in Wisconsin → Every provider in Milwaukee → Anesthesiologist Assistant nationwide →
The 8 anesthesiologist assistant records with the nearest ZIP codes
- Gary CheungMilwaukee, WI 532221326410002
- Anna Janulewicz, AAWauwatosa, WI 532221003167008
- Timothy Klusman, A.A.Wauwatosa, WI 532221124429022
- Vivek Nair, AAMilwaukee, WI 532221275896367
- John Rippy, AAWauwatosa, WI 532221669723664
- Erin Taylor, AAWauwatosa, WI 532221356685515
- Brian White, AAWauwatosa, WI 532221528407376
- Brooks HawleyMilwaukee, WI 532261447486386
Common questions
What is Muhammad Hassan, CAA's NPI number?
Muhammad Hassan, CAA's National Provider Identifier (NPI) is 1093591737, issued on Sep 7, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Muhammad Hassan, CAA located?
The NPPES record lists a practice address at 3226 W Layton Ave, Milwaukee, WI, 53221. Phone: (414) 368-8226. Providers update this record themselves, so call before visiting.
How can I verify Muhammad Hassan, CAA's license?
NPPES lists Wisconsin license number 538, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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.