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Internal Medicine

Ahmad Alali Alnwisr

Sees patients in Hempstead, NY · New York

Summary

Ahmad Alali Alnwisr is an internal medicine doctor at 800 Front St, Hempstead, NY 11550. Phone: (516) 505-4560. Accepts Medicare assignment. NPI 1386582591. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 800 Front St, Hempstead, NY 11550 · Directions
  • Phone: (516) 505‑4560
  • Medicare: Accepts Medicare assignment
  • Group practice: Mill Basin Medical Health PC
  • Medical school: graduated 2009 (17 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Ahmad Alali Alnwisr, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ahmad Alali Alnwisr accept Medicare assignment?
Yes. Medicare's clinician data says Ahmad Alali Alnwisr accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Ahmad Alali Alnwisr's NPI number?
1386582591. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Ahmad Alali Alnwisr is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ahmad Alali Alnwisr as a member of this group (CMS data updated October 2, 2026).

  • Mill Basin Medical Health PC111 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Hempstead

Clinicians with the same Medicare primary specialty in Hempstead, NY — not a recommendation.

All internal medicine doctors in Hempstead →

Other clinicians in Mill Basin Medical Health PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1386582591
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians