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Pathology

Ara Meradian, MD

Works at hospitals in Hackettstown, NJ · Pompton Plains, NJ · Morristown, NJ … · New Jersey

Summary

Dr. Ara Meradian, MD is a pathologist at 100 Madison Ave, Morristown, NJ 07960. Phone: (973) 971-5600. Accepts Medicare assignment. In 2024, Ara Meradian had 816 Original Medicare patients and 2,942 services. NPI 1184731705. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Ara Meradian, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ara Meradian accept Medicare assignment?
Yes. Medicare's clinician data says Ara Meradian accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Ara Meradian see?
In 2024, CMS data shows 816 Original Medicare patients and 2,942 services for Ara Meradian. This counts Original Medicare only and measures volume, not quality.
What is Ara Meradian's NPI number?
1184731705. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Ara Meradian, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients816
Services billed to Medicare2,942
Different services or procedures19
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)1,051 services
  2. Special stained specimen slides to examine tissue, each additional procedure (88341)684 services
  3. Pathology examination of tissue using a microscope, moderately high complexity (88307)387 services
  4. Special stained specimen slides to examine tissue, initial procedure (88342)200 services
  5. Pathology examination of specimen during surgery, first tissue block (88331)161 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis45%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)45%
  • Ischemic heart disease38%
  • Diabetes32%

Hospitals where Ara Meradian works

Medicare's Facility Affiliation Data lists Ara Meradian at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Ahs Hospital CorpHackettstown, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310115
  • Chilton Medical CenterPompton Plains, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310017
  • Morristown Medical CenterMorristown, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310015
  • Newton Medical CenterNewton, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310028
  • Overlook Medical CenterSummit, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310051

Practice locations

Addresses where Ara Meradian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ara Meradian as a member of this group (CMS data updated October 2, 2026).

  • Morristown Pathology Associates PA25 clinicians in the group

Specialties

Find other Pathology doctors in New Jersey →

Other pathologists in Morristown

Clinicians with the same Medicare primary specialty in Morristown, NJ — not a recommendation.

All pathologists in Morristown →

Other clinicians in Morristown Pathology Associates PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1988 (38 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184731705
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians