144 State Street, Portland, ME, 04101 · (207) 879-3000
Beds
77
FY 2025
Star rating
4 of 5
Patient survey: 4 of 5
Net patient revenue
$342.3M
FY 2025
Net income
$19.8M
Patient care margin -2.1%
Discharges
4,536
Occupancy 71.4%
Clinicians
556
From the hospital's yearly cost reports (fiscal years as the hospital reports them)
Locations are shown at the center of the ZIP code.
US dollars as reported. Patient care margin = net patient revenue minus operating expenses, before other income such as grants, donations and investments.
| Fiscal year | Net patient revenue | Operating expenses | Patient care margin | Net income | Discharges | Uncompensated care | Medicare days | Medicaid days |
|---|---|---|---|---|---|---|---|---|
| 2025 | $342.3M | $349.4M | -2.1% | $19.8M | 4,536 | $6.0M | 20.1% | 21.8% |
Official hospital quality measures with the national median across hospitals. For ratios, 1.00 means as many cases as expected.
| Death rate for COPD patients | 7.6% | US median 8.5% |
| Death rate for heart failure patients | 11.6% | US median 11% |
| Hospital-wide death rate within 30 days | 3.5% | US median 3.9% |
| Death rate for pneumonia patients | 11.9% | US median 15.2% |
| Death rate for stroke patients | 9.7% | US median 11.6% |
| Readmission rate for COPD | 22% |
Medicare clinicians who list this hospital, by specialty
Inpatient stays by diagnosis related group (DRG), 2024
Official US government data: hospital records, ownership records, yearly cost reports and quality measures, linked by the hospital's CCN and NPI. Financials are for fiscal years as reported by the hospital.
Medicare clinicians who work here
| 2024 | $309.3M | $315.1M | -1.9% | $10.7M | 4,202 | $5.8M | 20.2% | 19.3% |
| 2023 | $270.2M | $279.0M | -3.3% | $8.0M | 3,746 | $5.1M | 21.1% | 18.0% |
| 2022 | $240.0M | $267.9M | -11.6% | -$19.5M | 3,646 | $6.3M | 23.7% | 9.2% |
| 2021 | $230.9M | $242.2M | -4.9% | $7.0M | 3,649 | $4.5M | 25.0% | 21.6% |
| 2020 | $198.5M | $222.3M | -12.0% | -$11.0M | 3,341 | $5.0M | 30.6% | 18.9% |
| US median 19.8% |
| Readmission rate for heart failure | 21.2% | US median 21.3% |
| Readmission rate after hip or knee replacement | 5.5% | US median 5.8% |
| Readmission rate for pneumonia | 17% | US median 17.2% |
| Complications after hip or knee replacement | 4.5% | US median 4.1% |
| Serious complications (patient safety composite) | 0.89 | US median 0.96 |
| C. diff intestinal infections (ratio to expected) | 0.69 | US median 0.28 |
| Central line bloodstream infections (ratio to expected) | 0.00 | US median 0.48 |
| Surgical site infections after colon surgery (ratio to expected) | 0.85 | US median 0.72 |
| MRSA bloodstream infections (ratio to expected) | 0.94 | US median 0.60 |
| Catheter urinary tract infections (ratio to expected) | 0.88 | US median 0.40 |
| Doctors always communicated well | 83% | US median 79% |
| Nurses always communicated well | 85% | US median 80% |
| Patient survey summary star rating | 4 of 5 | US median 3 of 5 |
| Area around the room always quiet at night | 69% | US median 59% |
| Patients who rated the hospital 9 or 10 out of 10 | 81% | US median 72% |
| Room and bathroom always clean | 67% | US median 73% |
| Patients who would definitely recommend the hospital | 85% | US median 71% |
| Patients who left the emergency department before being seen | 3% | US median 1% |
| Median time in the emergency department before leaving (minutes) | 208 min | US median 148 min |
| Patients prescribed 2 or more opioids or opioids with benzodiazepines at discharge | 14% | US median 15% |
| Patients who got appropriate care for severe sepsis and septic shock | 43% | US median 65% |
| Healthcare workers given the flu vaccine | 98% | US median 79% |
| 27 |
| $52,161.81 |
| $10,757.07 |
| $12,667.88 |
| DRG 193 SIMPLE PNEUMONIA AND PLEURISY WITH MCC | 24 | $49,140.88 | $9,469.83 | $9,867.73 |
| DRG 872 SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC | 23 | $31,978.83 | $7,777.26 | $7,681.44 |
| DRG 641 MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITHOUT MCC | 17 | $23,488.29 | $5,364.76 | $5,829.71 |
| DRG 189 PULMONARY EDEMA AND RESPIRATORY FAILURE | 17 | $37,574.59 | $9,273.12 | $9,973.97 |
| DRG 190 CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITH MCC | 17 | $37,669.41 | $7,368.24 | $8,466.56 |
| DRG 392 ESOPHAGITIS, GASTROENTERITIS AND MISCELLANEOUS DIGESTIVE DISORDERS WITHOUT MCC | 17 | $27,605.76 | $5,709.94 | $5,662.18 |
| DRG 378 GASTROINTESTINAL HEMORRHAGE WITH CC | 16 | $36,752.88 | $6,883.75 | $7,294.77 |
| DRG 481 HIP AND FEMUR PROCEDURES EXCEPT MAJOR JOINT WITH CC | 15 | $63,630.40 | $14,344.73 | $15,801.33 |
| DRG 603 CELLULITIS WITHOUT MCC | 14 | $31,601.14 | $5,984.57 | $6,446.25 |
| DRG 330 MAJOR SMALL AND LARGE BOWEL PROCEDURES WITH CC | 12 | $91,151.17 | $20,151.75 | $18,026.21 |
| DRG 683 RENAL FAILURE WITH CC | 12 | $25,346.50 | $6,588.67 | $6,629.69 |
| DRG 468 REVISION OF HIP OR KNEE REPLACEMENT WITHOUT CC/MCC | 11 | $81,199.73 | $19,509.73 | $19,721.95 |
Hospital outpatient services by payment group (APC), 2024
| Service group | Services | Patients | Medicare pays per service | All hospitals |
|---|---|---|---|---|
| APC 5115 Level 5 Musculoskeletal Procedures | 355 | 314 | $10,565.19 | $10,771.69 |
| APC 5114 Level 4 Musculoskeletal Procedures | 154 | 153 | $5,285.80 | $5,338.75 |
| APC 5375 Level 5 Urology and Related Services | 91 | 80 | $3,828.90 | $3,917.51 |
| APC 5072 Level 2 Excision/ Biopsy/ Incision and Drainage | 81 | 77 | $1,168.17 | $1,219.56 |
| APC 5373 Level 3 Urology and Related Services | 74 | 54 | $1,459.83 | $1,516.28 |
| APC 5374 Level 4 Urology and Related Services | 66 | 61 | $2,530.66 | $2,629.24 |
| APC 5113 Level 3 Musculoskeletal Procedures | 59 | 58 | $2,423.10 | $2,373.24 |
| APC 5431 Level 1 Nerve Procedures | 56 | 38 | $1,416.21 | $1,406.61 |
| APC 5116 Level 6 Musculoskeletal Procedures | 55 | 55 | $15,839.38 | $15,762.73 |
| APC 8011 Comprehensive Observation Services | 55 | 52 | $1,971.15 | $2,090.36 |
| APC 5372 Level 2 Urology and Related Services | 49 | 13 | $507.53 | $502.15 |
| APC 5302 Level 2 Upper GI Procedures | 47 | 42 | $1,425.93 | $1,444.50 |
Official US government data on Original Medicare hospital stays and outpatient services; groups with fewer than 11 cases are not published. Payments are those drug and device companies must report.
Northern Light Mercy Hospital is a nonprofit short-term acute care hospital in Portland, ME with 77 beds, part of Northern Light Health and a 4-star overall rating.
Northern Light Mercy Hospital in Portland, ME has 77 beds (fiscal year 2025 cost report); 230 beds are certified for Medicare. It discharged 4,536 inpatients that year, with 71.4% of its beds in use on average.
In fiscal year 2025 (ending 2025-09-30), Northern Light Mercy Hospital reported net patient revenue of $342.3M and operating expenses of $349.4M, a margin on patient care of -2.1%. After other income and expenses its net income was $19.8M (5.4% of revenue), so it made a profit that year.
Northern Light Mercy Hospital is part of Northern Light Health, a health system with 10 hospitals based in Brewer, ME. It is a nonprofit hospital.
Northern Light Mercy Hospital has an overall rating of 4 out of 5 stars in the official hospital quality ratings. Patients rate it 4 out of 5 stars in the patient survey.
Yes, Northern Light Mercy Hospital provides emergency services.
556 Medicare clinicians list Northern Light Mercy Hospital as a hospital they work at, most often in Nurse Practitioner, Family Practice, Physician Assistant.
In 2024, Northern Light Mercy Hospital had 377 Medicare inpatient stays in 18 diagnosis groups. The most common was DRG 871 (septicemia or severe sepsis without mv >96 hours with mcc) with 68 stays; Medicare paid $14,855.38 per stay on average, compared with $15,524.21 across all hospitals.