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Gastroenterology

Paul K. Lerer, MD

Works at hospitals in Morristown, NJ · Summit, NJ · New Jersey

Summary

Paul K. Lerer, MD (Gastroenterology) is listed by Medicare at 2 hospitals in Morristown, NJ and Summit, NJ. NPI 1336131176. 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 Paul K. Lerer, 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

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
46Years since medical school (graduated 1980)
Mayo Medical SchoolMedical school
MaleGender (as listed)
Practice Associates Medical GroupGroup practice

Quick answers

Which hospitals does Paul K. Lerer work at?
Medicare's official clinician data lists Paul K. Lerer at 2 hospitals: Morristown Medical Center and Overlook Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Paul K. Lerer see patients?
Medicare's clinician data lists 1 practice location in Westfield, NJ. Call before your visit to confirm the address.
What is Paul K. Lerer's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Paul K. Lerer accept Medicare assignment?
Yes. Medicare's clinician data says Paul K. Lerer 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 Paul K. Lerer?
(908) 389-1910, as listed in official Medicare / NPI Registry data.
What is Paul K. Lerer's NPI number?
1336131176. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Paul K. Lerer works

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

Group practices

Medicare enrollment lists Paul K. Lerer as a member of this group (CMS data updated 2026-10-02).

  • Practice Associates Medical Group1,408 clinicians in the group

Specialties

Find other Gastroenterology doctors in New Jersey →

Other gastroenterologists in New Jersey

Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.

All gastroenterologists in New Jersey →

Clinician information

CredentialMD
Medical schoolMayo Medical School
Graduation year1980
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336131176
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