NPPES file of Aug 9, 2026

Alaaeldin Y. Alhessi, MD

Internal Medicine Physician · Milwaukee, WI

Alaaeldin Y. Alhessi, MD is an internal medicine physician with a practice address in Milwaukee, Wisconsin, and NPI 1689265621, issued on Feb 2, 2021. Check the license (Wisconsin 84979-20, 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
1689265621
Name
Alaaeldin Y. Alhessi
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
84979-20 WI
01086321A IN
MD472568 PA
Self-reported in NPPES; status is on the state search
Practice location
1271 N 6TH St, Milwaukee, WI 53212
Phone
(414) 978-9100
Enumerated
Feb 2, 2021
Record last updated
Aug 22, 2025
Medicare enrollment
Enrolled (PECOS I20250328001845); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 1271 N 6TH St

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

  1. Anshu AggarwalFamily Medicine Physician1528599693
  2. Bibin Augustine, PT, DPTPhysical Therapist1215697099
  3. Maria Chilbert, DPTPhysical Therapist1205170404
  4. Grace ConwayPhysical Therapist1275466443
  5. Tracy Farrey, PTPhysical Therapist1104809052
  6. Joseph FlemingPhysical Therapist1558852673

Verify Alaaeldin Y. Alhessi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 84979-20
    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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59% more Medicare Part D claims than the average internal medicine physician in 2024

5,065 Medicare Part D claims for 481 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 12 claims were for opioids.

  1. Alaaeldin Alhessi5,065
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium258 claims
  2. Levothyroxine Sodium223 claims
  3. Rosuvastatin Calcium195 claims
  4. Gabapentin186 claims
  5. Amlodipine Besylate185 claims
  6. Pantoprazole Sodium177 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. Froedtert Andthe Medical College OF Wisconsin Community Physicians IncWauwatosa, WI

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

Alaaeldin Y. Alhessi among 2,078 internal medicine physician records in Wisconsin

Alaaeldin Y. Alhessi, MD is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 86% of them.

  • NPI issued2021 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1994 · median 2002 among the 1,098 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

382 internal medicine physician records list a practice address in Milwaukee

They are 382 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lisa Benson, MDGlendale, WI 532121780792713
  2. Brian Hirano, MDMilwaukee, WI 532121770672818
  3. Adam King, MS, MDMilwaukee, WI 532121932257623
  4. Gilberto Marquez, M.D.Milwaukee, WI 532121689626731
  5. Adam Romeiser, M.D.Milwaukee, WI 532121558527044
  6. Christopher Withers, D.O.Milwaukee, WI 532121942221114
  7. Anju Adhikari, MDMilwaukee, WI 532111821449968
  8. Naveen Bilgi, MDMilwaukee, WI 532111346482775

Common questions

What is Alaaeldin Y. Alhessi, MD's NPI number?

Alaaeldin Y. Alhessi, MD's National Provider Identifier (NPI) is 1689265621, issued on Feb 2, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Alaaeldin Y. Alhessi, MD located?

The NPPES record lists a practice address at 1271 N 6TH St, Milwaukee, WI, 53212. Phone: (414) 978-9100. Providers update this record themselves, so call before visiting.

How can I verify Alaaeldin Y. Alhessi, MD's license?

NPPES lists Wisconsin license number 84979-20, 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 Alaaeldin Y. Alhessi, MD prescribe under Medicare Part D?

In 2024, Alaaeldin Y. Alhessi, MD had 5,065 Medicare Part D claims for 481 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.