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Emergency Medicine

James A. Leinhart

Works at hospitals in Oneonta, NY · Cooperstown, NY · Cobleskill, NY … · New York

Summary

James A. Leinhart (Emergency Medicine) is listed by Medicare at 5 hospitals in Oneonta, NY, Cooperstown, NY and Cobleskill, NY and other places. NPI 1922374834. 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 James A. Leinhart, 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
14Years since medical school (graduated 2012)
East Tennessee State University Quillen College Of MedicineMedical school
MaleGender (as listed)
Mary Imogene Bassett HospitalGroup practice

Quick answers

Which hospitals does James A. Leinhart work at?
Medicare's official clinician data lists James A. Leinhart at 5 hospitals: Aurelia Osborn Fox Memorial Hospital, Bassett Healthcare, Cobleskill Regional Hospital, Little Falls Hospital and O'Connor Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James A. Leinhart see patients?
Medicare's clinician data lists 1 practice location in Cooperstown, NY. Call before your visit to confirm the address.
What is James A. Leinhart's specialty?
Medicare lists Emergency Medicine as the primary specialty, and also Orthopedic Surgery.
Does James A. Leinhart accept Medicare assignment?
Yes. Medicare's clinician data says James A. Leinhart 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 James A. Leinhart?
(607) 547-3480, as listed in official Medicare / NPI Registry data.
What is James A. Leinhart's NPI number?
1922374834. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James A. Leinhart works

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

Group practices

Medicare enrollment lists James A. Leinhart as a member of this group (CMS data updated 2026-10-02).

  • Mary Imogene Bassett Hospital763 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New York →

Other emergency medicine doctors in Cooperstown

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

All emergency medicine doctors in Cooperstown →

Clinician information

Medical schoolEast Tennessee State University Quillen College Of Medicine
Graduation year2012
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922374834
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