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Acute care hospital · Montclair, NJ

Hackensack Meridian Mountainside Medical

Hackensack Meridian Mountainside Medical (CCN 310054) is an acute care hospital in Montclair, NJ with 328 certified beds, part of Ardent Health Services. Medicare overall rating: 4 of 5. Data as of August 2026.

This is an independent reference profile, not the official website of Hackensack Meridian Mountainside Medical. Contact the hospital directly to schedule or to verify insurance.

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Hackensack Meridian Mountainside Medical at a glance

Hospital
Hackensack Meridian Mountainside Medical
Location
Montclair, NJ 07042
Address
1 Bay Avenue
Phone
(973) 429-6000
Type
Acute care hospital
Ownership
Proprietary
Certified beds
328
Operating rooms
7
Cath procedure rooms
2
Emergency services
Yes
Health system
Ardent Health Services
Corporate parent
ARDENT HEALTH SERVICES
Annual discharges
8,821
CCN
310054
NPI
1982720249

Services on record

Units and service lines this hospital reports operating, whether staffed directly or under arrangement. Service availability changes; verify independently.

  • Intensive care unit
  • Coronary care unit
  • Neonatal ICU
  • Dedicated emergency department
  • Obstetrics
  • Neonatal nursery
  • Cardiac catheterization lab
  • Open-heart surgery
  • Neurosurgery
  • Orthopedic surgery
  • Ophthalmic surgery
  • Reconstructive surgery
  • Chemotherapy
  • MRI
  • PET
  • Nuclear medicine
  • Therapeutic radiology
  • Outpatient surgery unit
  • Emergency psychiatric care
  • Outpatient rehabilitation
Other hospitals in Ardent Health Services
Survey history

40 cited deficiencies on record across all surveys, most recent survey 2025-11-19.

Citation counts scale with survey frequency and facility size, and say nothing on their own about current conditions.

Mapping the outpatient side of this market? Browse ambulatory surgery centers in New Jersey or ASC-affiliated surgeons in New Jersey.

What kind of hospital is Hackensack Meridian Mountainside Medical?

Hackensack Meridian Mountainside Medical is an acute care hospital in Montclair, NJ with 328 certified beds.

What health system is Hackensack Meridian Mountainside Medical part of?

Hackensack Meridian Mountainside Medical is affiliated with Ardent Health Services in our current records. System affiliations change over time; verify independently.

What services does Hackensack Meridian Mountainside Medical offer?

Hackensack Meridian Mountainside Medical reports operating the following units and service lines, whether staffed directly or under arrangement: Intensive care unit, Coronary care unit, Neonatal ICU, Dedicated emergency department, Obstetrics, Neonatal nursery, Cardiac catheterization lab, Open-heart surgery, Neurosurgery, Orthopedic surgery, Ophthalmic surgery, Reconstructive surgery, Chemotherapy, MRI, PET, Nuclear medicine, Therapeutic radiology, Outpatient surgery unit, Emergency psychiatric care, Outpatient rehabilitation. Service availability changes; verify with the hospital directly.

Is this the official website of Hackensack Meridian Mountainside Medical?

No. This is an independent reference profile published by DataLily AI, not the official website of Hackensack Meridian Mountainside Medical. Contact the hospital directly to schedule or to verify insurance.

Certification, capacity, ownership, and affiliations change over time. This is not an endorsement, and not billing, clinical, or legal advice. Verify against official sources before relying on it. Read the DataLily AI data methodology.

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