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Internal Medicine

Nicholas C. Maglaras, MD

Works at hospitals in Rahway, NJ · Elizabeth, NJ · New Jersey

Summary

Dr. Nicholas C. Maglaras, MD is an internal medicine doctor at 236 E Westfield Ave, Suite 5, Roselle Park, NJ 07204. Phone: (908) 245-8222. Accepts Medicare assignment. In 2024, Nicholas C. Maglaras had 438 Original Medicare patients and 1,226 services. NPI 1336245109. 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 Nicholas C. Maglaras, 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 Nicholas C. Maglaras accept Medicare assignment?
Yes. Medicare's clinician data says Nicholas C. Maglaras 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 Nicholas C. Maglaras see?
In 2024, CMS data shows 438 Original Medicare patients and 1,226 services for Nicholas C. Maglaras. This counts Original Medicare only and measures volume, not quality.
What is Nicholas C. Maglaras's NPI number?
1336245109. 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 Nicholas C. Maglaras, 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 patients438
Services billed to Medicare1,226
Different services or procedures15
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)661 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)312 services
  3. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)86 services
  4. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)51 services
  5. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)41 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%
  • Arthritis53%
  • Diabetes48%
  • COPD45%
  • Ischemic heart disease37%

Hospitals where Nicholas C. Maglaras works

Medicare's Facility Affiliation Data lists Nicholas C. Maglaras 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.

Practice locations

Addresses where Nicholas C. Maglaras is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nicholas C. Maglaras as a member of this group (CMS data updated October 2, 2026).

  • Nicholas C Maglaras MD LLP2 clinicians in the group

Specialties

Find other Internal Medicine doctors in New Jersey →

Other internal medicine doctors in New Jersey

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

All internal medicine doctors in New Jersey →

Other clinicians in Nicholas C Maglaras MD LLP

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

Clinician information

CredentialMD
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336245109
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