CMS's overall star rating covers general acute care and critical access hospitals; psychiatric hospitals are not rated.
Source: CMS Care Compare, October 2026 releaseER figures are medians, not live waitsAbout the data
Visiting McLean Hospital
- Photo ID and your insurance, Medicare or Medicaid card
- A list of your medicines, doses and allergies
- Your doctor's name and phone number
- A phone charger
Official links: Website for McLean Hospital (opens the hospital's site)
Nearest emergency rooms
- 3.2mi Mount Auburn Hospital Cambridge, MA · Emergency room · median ER visit 3 hr 25 min Call Mount Auburn Hospital Directions to Mount Auburn Hospital (Google Maps) Details for Mount Auburn Hospital
- 3.8mi Boston Medical Center-Brighton Brighton, MA · Emergency room · median ER visit 2 hr 30 min Call Boston Medical Center-Brighton Directions to Boston Medical Center-Brighton (Google Maps) Details for Boston Medical Center-Brighton
- 4.6mi Cambridge Health Alliance Cambridge, MA · Emergency room · median ER visit 2 hr 35 min Call Cambridge Health Alliance Directions to Cambridge Health Alliance (Google Maps) Details for Cambridge Health Alliance
Quick answers about McLean Hospital
What is the phone number for McLean Hospital?
The main phone number for McLean Hospital is (617) 855-3141, from Medicare's hospital records.
Call (617) 855-3141What is the address of McLean Hospital?
McLean Hospital is at 115 Mill St, Belmont, MA 02478.
Directions (opens Google Maps)Does McLean Hospital have an emergency room?
No emergency room is listed for McLean Hospital in Medicare data. For an emergency, call 911 or go to the nearest ER.
Quality and performance
Centers for Medicare & Medicaid Services · data as of October 2026
CMS has not reported an emergency department wait time for McLean Hospital. That usually means too few cases to report, or no emergency department.
Source: CMS Hospital General Information and Timely & Effective Care. Wait times are a median over a past 12-month reporting period, not live data. Not affiliated with CMS or with McLean Hospital. For a medical emergency, call 911.
Other psychiatric hospitals in Massachusetts · How we source this data · Something wrong on this page? Tell us
Health insurance at McLean Hospital
Original Medicare: Medicare-certified, so it can bill Original Medicare (Medicare number 224007). Medicare Advantage plans have their own networks, which this section does not cover.
Massachusetts runs its own exchange, Massachusetts Health Connector. Check its provider directory for McLean Hospital.
Source: the insurers' 2027 machine-readable provider files listed in the CMS Marketplace public use files, loaded November 4, 2026, matched to hospitals by NPI from CMS Hospital Enrollments. How we match networks to hospitals Networks change; confirm with your insurer before you go.
Care after a stay at McLean Hospital
Medicare-certified providers near this hospital, with their CMS ratings. A hospital discharge planner can make the referral.
Skilled nursing facilities nearby
- 0.4mi Belmont Manor Nursing Home Belmont, MA · 156 beds Medicare overall 2 of 5 stars · Short-stay quality 3 of 5
- 1.8mi Sancta Maria Nursing Facility Cambridge, MA · 141 beds Medicare overall 2 of 5 stars · Short-stay quality 2 of 5
- 1.9mi Pine Knoll Nursing Center Lexington, MA · 81 beds Not rated by Medicare (Special Focus Facility) Abuse citation (CMS) Special Focus Facility
Skilled nursing ratings and inspections at Nursing Homes In Each State
Dialysis centers nearby See more
- 1.5mi The Dialysis Center at WalthamWaltham, MA
- 3.0mi DaVita - Mystic River Home TrainingCambridge, MA
- 3.0mi DaVita Northeast Cambridge DialysisCambridge, MA
Home health agencies nearby See more
- 2.5mi Visiting Nurse and Community CareArlington, MA · 81% would recommend
- 2.8mi Abp Best Home Care Agency, INCNewton, MA Not rated
- 3.2mi Mindful Healthcare Agency INCWaltham, MA Not rated
Hospice care providers nearby See more
- 2.5mi Visiting Nurse & Community CareArlington, MA · 78% would recommend Not rated
- 2.8mi First Choice Healthcare INCNewton, MA · 76% would recommend Not rated
- 3.2mi Solara HospiceWaltham, MA Not rated
Source: CMS Care Compare. Distances are approximate.
Psychiatric care quality
CMS Inpatient psychiatric care Quality Reporting Program, data through March 2025
McLean Hospital reports inpatient psychiatric quality results to Medicare. Follow-up within 7 days: 61% here, against 37% nationally. CMS rates it better than national on readmitted within 30 days.
After discharge
During the stay
Source: CMS Inpatient psychiatric care Quality Reporting Program (Provider Data Catalog). Better/worse labels appear only where CMS itself compared the facility with the national rate; other figures are shown next to the national figure for context. If you or someone you know is in crisis, call or text 988 (Suicide and Crisis Lifeline) or call 911.
Treatment programs near McLean Hospital
Mental health and substance use programs within 30 miles, for care before or after a hospital stay. In a crisis, call or text 988 (Suicide & Crisis Lifeline) or call 911.
- 0.2mi Appleton McLean Hospital · 115 Mill Street, Belmont, MA 617-855-3121
- 0.2mi Leader McLean Hospital · 115 Mill Street, Belmont, MA 617-855-3141
- 2.4mi Square Medical Group COE River House · 276 River Street, Waltham, MA 617-916-5069
- 2.4mi Square Medical Group COE River House · 276 River Street, Waltham, MA 617-916-5069
- 2.4mi Square Medical Group Newton · 125 Adams Street, Newton, MA 617-916-5069
- 2.4mi Square Medical Group Newton · 125 Adams Street, Newton, MA 617-916-5069
- 2.7mi Advocates Community Counseling Waltham · 675 Main Street, Waltham, MA 781-893-5110
- 2.7mi Advocates Community Counseling Waltham · 675 Main Street, Waltham, MA 781-893-5110
Source: SAMHSA, FindTreatment.gov. Call to confirm services, insurance and openings.
Find doctors in Belmont
Medicare-enrolled specialists with a practice in Belmont, with addresses, phone numbers and the hospitals they work with.
Size and finances
Medicare cost report · fiscal year ending Sep 2024
As reported by the hospital to CMS; not audited. Operating margin is income from patient care divided by net patient revenue and leaves out investment income and donations. Compare Massachusetts hospital finances.
Who owns McLean Hospital
Medicare enrollment and ownership records (PECOS)
Medicare lists the hospital's legal name as The Mclean Hospital Corporation, a non-profit organization, incorporated 1979.
Organizations with 5% or more ownership (directly or through other companies), partnership interests or operational control, as the hospital reported them to Medicare. Records can lag behind recent sales. Individuals are not listed. Who owns America's hospitals.
The area around McLean Hospital
HRSA shortage designations and BLS pay data
Primary care: Parts of Middlesex are federally designated health professional shortage areas (2 designations). Highest shortage score 17.
Mental health: Parts of Middlesex are federally designated health professional shortage areas (2 designations). Highest shortage score 18.
Nurse pay: registered nurses in Massachusetts earn a median $104,550 a year. Healthcare salaries in Massachusetts.
Shortage areas are designated by the Health Resources and Services Administration where there are too few primary care, mental health or dental providers for the population; scores run from 0 to 25 for primary and mental health care and 0 to 26 for dental care, higher meaning greater need. Massachusetts shortage areas
Closest other hospitals
Healthcare pay in Massachusetts
Registered nurses across Massachusetts (all employers) earned a median of $104,550 a year (BLS, May 2025).Registered Nurse (RN) salary in MassachusettsPsychiatric Technician salary in MassachusettsNurse Practitioner salary in MassachusettsHealthcare salaries in Massachusetts