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Family Practice

Ayaz M. Haroon, MD

Sees patients in Baltimore, MD · Maryland

Summary

Ayaz M. Haroon, MD (Family Practice) is enrolled with Medicare at 2 practice locations in Baltimore, MD. NPI 1558383406. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ayaz M. Haroon, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
34Years since medical school (graduated 1992)
MaleGender (as listed)
Baltimore Medical System, Inc.Group practice

Quick answers

Where does Ayaz M. Haroon see patients?
Medicare's clinician data lists 2 practice locations, including Baltimore, MD. Call before your visit to confirm the address.
What is Ayaz M. Haroon's specialty?
Medicare lists Family Practice as the primary specialty.
Does Ayaz M. Haroon accept Medicare assignment?
Yes. Medicare's clinician data says Ayaz M. Haroon accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Ayaz M. Haroon?
(410) 558-4804, as listed in official Medicare / NPI Registry data.
What is Ayaz M. Haroon's NPI number?
1558383406. 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 Ayaz M. Haroon is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ayaz M. Haroon as a member of this group (CMS data updated 2026-10-02).

  • Baltimore Medical System, Inc.87 clinicians in the group

Specialties

Find other Family Practice doctors in Maryland →

Other family doctors in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All family doctors in Baltimore →

Clinician information

CredentialMD
Graduation year1992
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558383406
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 2026-10-02, retrieved 2026-10-29
  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