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Internal Medicine

Leanne Forman, MD

Works at hospitals in Cortlandt Manor, NY · Valhalla, NY · New York

Summary

Leanne Forman, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Cortlandt Manor, NY and Valhalla, NY. NPI 1023173747. 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 Leanne Forman, 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
36Years since medical school (graduated 1990)
Albert Einstein College Of Medicine Of Yeshiva UniversityMedical school
FemaleGender (as listed)
Westchester Medical Center Advanced Physician Services PCGroup practice

Quick answers

Which hospitals does Leanne Forman work at?
Medicare's official clinician data lists Leanne Forman at 2 hospitals: Hudson Valley Hospital Center and Westchester Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leanne Forman see patients?
Medicare's clinician data lists 3 practice locations, including Valhalla, NY and Poughkeepsie, NY. Call before your visit to confirm the address.
What is Leanne Forman's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Leanne Forman accept Medicare assignment?
Yes. Medicare's clinician data says Leanne Forman 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 Leanne Forman?
(845) 483-5000, as listed in official Medicare / NPI Registry data.
What is Leanne Forman's NPI number?
1023173747. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leanne Forman works

Medicare's Facility Affiliation Data lists Leanne Forman 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 Leanne Forman is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Westchester Medical Center Advanced Physician Services PC897 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Valhalla

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

All internal medicine doctors in Valhalla →

Clinician information

CredentialMD
Medical schoolAlbert Einstein College Of Medicine Of Yeshiva University
Graduation year1990
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1023173747
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