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  • Financial data for hospital cost report period ending 12/31/2022 (HCRIS 756667 - 2010).
  • Medicare IPPS claims data are for federal fiscal year ending 09/30/2023 (Proposed rule MedPAR).
  • Medicare OPPS claims data are for calendar year ending 12/31/2022 (Final rule OPPS).
  • Data from other sources and their effective periods are identified within report headers.
  • Errata: Please notify us by email of any corrections or updates.

Mather Hospital

Port Jefferson, NY  11777
CMS Certification Number: 330185

Identification and Characteristics

Name and Address: Mather Hospital
75 North Country Road
Port Jefferson, NY  11777
Telephone Number: (631) 473-1320
Hospital Website:
CMS Certification Number: 330185
   
Type of Facility: Short Term Acute Care
Type of Control: Voluntary Nonprofit, Other
Total Staffed Beds: 248
   
Total Patient Revenue: $1,506,636,364
Total Discharges: 9,147
Total Patient Days: 43,494
TPS Quality Score: 39.25
Patient Experience Rating: ****.
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Notes



This facility joined Northwell Health on December 21, 2017.

Source: Northwell Health, 12/21/2017


This map is for general reference and should not be used in seeking medical care.

Clinical Cost Analyzer
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Clinical Services

Cardiovascular Services
Cardiac Cath Lab
Coronary Interventions
Vascular Surgery
Emergency Services
Emergency Department
Neurosciences
Electroencephalography (EEG)
Sleep Studies
Oncology Services
Chemotherapy
Orthopedic Services
Joint Replacement
Spine Surgery
Other Services
Hemodialysis
Lithotripsy (ESWL)
Radiology / Nuclear Medicine / Imaging
Computed Tomography (CT)
Computed Tomography-Angiography (CTA)
Digital Mammography
Magnetic Resonance Imaging (MRI)
Single Photon Emission Computerized Tomography (SPECT)
Special Care
Coronary Intensive Care (CCU)
Intensive Care Unit (ICU)
Subprovider Units
Psychiatric
Skilled Nursing (SNF)
Surgery
Inpatient Surgery
Radiosurgery
Robotic Surgery
Wound Care
Hyperbaric Oxygen
Wound Care

Joint Commission Accreditation

  • Current Status: 11/06/2021 - Accreditation with Full Standards Compliance

Teaching Status

  • Data are from multiple sources / Definitions
  • ACGME data are from the Graduate Medical Education Database, Copyright 2005, American Medical Association, Chicago, Illinois.
  • See FREIDA OnLine for more / Last Update
  • COTH data are from the Association of American Medical Colleges / Division of Health Care Affairs / Council of Teaching Hospitals
  • See COTH website for more / Last Updated 01/03/2024
  • Teaching status = Yes / Number of interns and Residents = 101 FTEs
ICD Diagnoses & Procedures
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MS-DRG Coding Indicators
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Inpatient Utilization Statistics by Medical Service

  Number Medicare Inpatients Average Length of Stay Average Charges Medicare Case Mix Index (CMI)
Cardiology 543 4.14 $68,117 1.2167
Cardiovascular Surgery 159 4.37 $156,817 3.1477
Medicine 1,534 5.24 $83,745 1.4868
Neurology 258 4.30 $77,614 1.4261
Neurosurgery 15 6.67 $156,842 3.6993
Oncology 90 5.40 $95,240 1.8882
Orthopedic Surgery 316 4.63 $121,112 2.9516
Orthopedics 158 4.47 $67,078 1.1737
Psychiatry 117 15.44 $62,171 1.2747
Pulmonology 519 4.85 $77,533 1.4883
Surgery 384 8.33 $165,506 3.0934
Surgery for Malignancy 14 6.21 $139,645 3.0211
Urology 343 5.40 $77,176 1.3015
Vascular Surgery 47 5.77 $123,162 2.7086
Total 4,504 5.46 $92,338 1.7515
Market Analysis
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Inpatient Origin for Top 3 Zip Codes

  • Medicare Hospital Market Service Area File for calendar year ending 12/31/2022 / Definitions
ZIP Code of Residence Discharges Days of Care Charges Discharges Inc/(Dec) Market Share
11776 614 3,213 $51,920,083 2.0% 39.7%
11727 602 3,443 $52,842,622 12.5% 35.9%
11961 457 2,395 $37,408,190 7.5% 36.2%

Outpatient Utilization Statistics by APC

APC
Number		 APC Description Number
Patient
Claims		 Average
Charge		 Average
Cost
5115 Level 5 Musculoskeletal Procedures 423 $12,425 $18,930
8011 Comprehensive Observation Services 687 $3,097 $374
5024 Level 4 Type A ED Visits 3,843 $2,921 $353
5114 Level 4 Musculoskeletal Procedures 137 $11,171 $17,019
5626 Level 6 Radiation Therapy 439 $70,727 $12,844
5361 Level 1 Laparoscopy and Related Services 146 $13,926 $21,216
5693 Level 3 Drug Administration 3,162 $1,236 $263
5193 Level 3 Endovascular Procedures 63 $29,022 $39,766
5072 Level 2 Excision/ Biopsy/ Incision and Drainage 395 $4,455 $6,274
5025 Level 5 Type A ED Visits 900 $3,237 $391
5491 Level 1 Intraocular Procedures 219 $8,838 $13,465
5465 Level 5 Neurostimulator and Related Procedures 15 $7,262 $11,064
5522 Level 2 Imaging without Contrast 3,636 $1,370 $203
5301 Level 1 Upper GI Procedures 551 $5,570 $8,486
5023 Level 3 Type A ED Visits 1,613 $2,427 $293
5362 Level 2 Laparoscopy and Related Services 43 $16,275 $24,795
5572 Level 2 Imaging with Contrast 838 $6,950 $341
5052 Level 2 Skin Procedures 877 $2,007 $310
5312 Level 2 Lower GI Procedures 260 $7,197 $10,964
5521 Level 1 Imaging without Contrast 3,451 $476 $108

Beds and Patient Days by Unit

  Available Beds Inpatient Days
HOSPITAL
(including swing beds)		    
Routine Services 175 38,803
Special Care 20 4,691
Nursery 0
Total Hospital 248 56,597
Operational Trends
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Financial Statistics

  $ %
Gross Patient Revenue $1,506,636,364 97.9
Non-Patient Revenue $31,997,645 2.1
Total Revenue $1,538,634,009  
Net Income (or Loss) $17,860,883 1.2
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