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General Surgery

Janette H. McDermott, MD

Works at hospitals in Livingston, NJ · New Jersey

Summary

Dr. Janette H. McDermott, MD is a general surgeon at 200 S Orange Ave, Livingston, NJ 07039. Phone: (973) 322-7020. Accepts Medicare assignment. In 2024, Janette H. McDermott had 146 Original Medicare patients and 176 services. NPI 1942204904. 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.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 200 S Orange Ave, Livingston, NJ 07039 · Directions
  • Phone: (973) 322‑7020
  • Medicare: Accepts Medicare assignment
  • Hospital: Cooperman Barnabas Medical Center
  • Group practice: Barnabas Health Medical Group PC
  • Medical school: Columbia University College Of Physicians And Surgeons · graduated 1988 (38 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Janette H. McDermott, 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 Janette H. McDermott accept Medicare assignment?
Yes. Medicare's clinician data says Janette H. McDermott 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 Janette H. McDermott see?
In 2024, CMS data shows 146 Original Medicare patients and 176 services for Janette H. McDermott. This counts Original Medicare only and measures volume, not quality.
What is Janette H. McDermott's NPI number?
1942204904. 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 Janette H. McDermott, 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 patients146
Services billed to Medicare176
Different services or procedures11
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)118 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)21 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%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)66%
  • Arthritis48%
  • Diabetes37%
  • Osteoporosis29%

Hospitals where Janette H. McDermott works

Medicare's Facility Affiliation Data lists Janette H. McDermott 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 Janette H. McDermott is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Janette H. McDermott as a member of this group (CMS data updated October 2, 2026).

  • Barnabas Health Medical Group PC1,070 clinicians in the group

Specialties

Find other General Surgery doctors in New Jersey →

Other general surgeons in Livingston

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

All general surgeons in Livingston →

Other clinicians in Barnabas Health Medical Group PC

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

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year1988 (38 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1942204904
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