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Internal Medicine

Mayce Mansour, MD

Works at hospitals in New York, NY · New York

Summary

Mayce Mansour, MD (Internal Medicine) is listed by Medicare at 1 hospital in New York, NY. NPI 1699038968. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Mayce Mansour, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
14Years since medical school (graduated 2012)
Harvard Medical SchoolMedical school
FemaleGender (as listed)
Icahn School of Medicine at Mount SinaiGroup practice

Quick answers

Which hospitals does Mayce Mansour work at?
Medicare's official clinician data lists Mayce Mansour at 1 hospital: Mount Sinai Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mayce Mansour see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is Mayce Mansour's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Mayce Mansour accept Medicare assignment?
Yes. Medicare's clinician data says Mayce Mansour 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.
Does Mayce Mansour offer telehealth?
Medicare's clinician data says Mayce Mansour offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Mayce Mansour?
(212) 659-8551, as listed in official Medicare / NPI Registry data.
What is Mayce Mansour's NPI number?
1699038968. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mayce Mansour works

Medicare's Facility Affiliation Data lists Mayce Mansour at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Mayce Mansour is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mayce Mansour as a member of this group (CMS data updated 2026-10-02).

  • Icahn School of Medicine at Mount Sinai2,843 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in New York

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

All internal medicine doctors in New York →

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2012
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1699038968
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians