# CLIA laboratories in Massachusetts — CLIA number lookup by city, certificate and facility type > 5,357 laboratories hold an active CLIA certificate in Massachusetts. Look one up by name or CLIA number, or browse by city. ## CLIA laboratories in Massachusetts 5,357 laboratories hold an active CLIA certificate in Massachusetts in the CMS file for Q2 2026 (latest record: Jun 29, 2026). Credentialing a laboratory, checking a claim or a contract? A [dated CLIA certificate report ($19)](/report.md) — or [a whole list checked at once](/pro.md). ### By certificate type | Certificate | Active laboratories | |---|---| | [Certificate of Waiver](/certificate/waiver.md) | 4,396 | | [Certificate for Provider-Performed Microscopy (PPM)](/certificate/ppm.md) | 420 | | [Certificate of Compliance](/certificate/compliance.md) | 256 | | [Certificate of Accreditation](/certificate/accreditation.md) | 249 | | [Certificate of Registration](/certificate/registration.md) | 36 | ### By facility type | Facility type | Active laboratories | |---|---| | [Physician Office](/type/physician-office.md) | 1,870 | | [Other](/type/other.md) | 883 | | [School/Student Health Service](/type/school-student-health-service.md) | 442 | | [Skilled Nursing/Nursing Facility](/type/skilled-nursing-nursing-facility.md) | 364 | | [Home Health Agency](/type/home-health-agency.md) | 333 | | [Ambulance](/type/ambulance.md) | 254 | | [Hospital](/type/hospital.md) | 193 | | [Assisted Living Facility](/type/assisted-living-facility.md) | 176 | | [Independent Laboratory](/type/independent-laboratory.md) | 129 | | [Ancillary Test Site](/type/ancillary-test-site.md) | 82 | | [Other Practitioner](/type/other-practitioner.md) | 78 | | [End Stage Renal Disease Dialysis](/type/end-stage-renal-disease-dialysis.md) | 78 | | [Community Clinic](/type/community-clinic.md) | 71 | | [Ambulatory Surgery Center](/type/ambulatory-surgery-center.md) | 70 | | [Pharmacy](/type/pharmacy.md) | 70 | | [Federally Qualified Health Center](/type/federally-qualified-health-center.md) | 66 | | [Hospice](/type/hospice.md) | 59 | | [Comprehensive Outpatient Rehab](/type/comprehensive-outpatient-rehab.md) | 27 | | [Intermediate Care Facility/Individuals with Intellectual Disabilities](/type/intermediate-care-facility-individuals-with-intellectual-disabilities.md) | 22 | | [Health Fair](/type/health-fair.md) | 20 | | [Mobile Lab](/type/mobile-lab.md) | 15 | | [Prison](/type/prison.md) | 15 | | [Industrial](/type/industrial.md) | 14 | | [Health Maintenance Organization](/type/health-maintenance-organization.md) | 11 | | [Blood Bank](/type/blood-bank.md) | 6 | | [Public Health Laboratory](/type/public-health-laboratory.md) | 6 | | [Rural Health Clinic](/type/rural-health-clinic.md) | 2 | | [Tissue Bank/Repository](/type/tissue-bank-repository.md) | 1 | ### By city - [Acton](/state/massachusetts/acton.md) — 19 - [Agawam](/state/massachusetts/agawam.md) — 16 - [Amesbury](/state/massachusetts/amesbury.md) — 10 - [Amherst](/state/massachusetts/amherst.md) — 18 - [Andover](/state/massachusetts/andover.md) — 27 - [Arlington](/state/massachusetts/arlington.md) — 20 - [Athol](/state/massachusetts/athol.md) — 12 - [Attleboro](/state/massachusetts/attleboro.md) — 35 - [Auburn](/state/massachusetts/auburn.md) — 20 - [Bedford](/state/massachusetts/bedford.md) — 19 - [Beverly](/state/massachusetts/beverly.md) — 50 - [Billerica](/state/massachusetts/billerica.md) — 15 - [Boston](/state/massachusetts/boston.md) — 243 - [Braintree](/state/massachusetts/braintree.md) — 39 - [Bridgewater](/state/massachusetts/bridgewater.md) — 12 - [Brighton](/state/massachusetts/brighton.md) — 21 - [Brockton](/state/massachusetts/brockton.md) — 89 - [Brookline](/state/massachusetts/brookline.md) — 44 - [Burlington](/state/massachusetts/burlington.md) — 31 - [Cambridge](/state/massachusetts/cambridge.md) — 84 - [Canton](/state/massachusetts/canton.md) — 24 - [Chelmsford](/state/massachusetts/chelmsford.md) — 37 - [Chelsea](/state/massachusetts/chelsea.md) — 22 - [Chestnut Hill](/state/massachusetts/chestnut-hill.md) — 21 - [Chicopee](/state/massachusetts/chicopee.md) — 25 - [Cohasset](/state/massachusetts/cohasset.md) — 10 - [Concord](/state/massachusetts/concord.md) — 36 - [Danvers](/state/massachusetts/danvers.md) — 44 - [Dartmouth](/state/massachusetts/dartmouth.md) — 21 - [Dedham](/state/massachusetts/dedham.md) — 31 - [Dorchester](/state/massachusetts/dorchester.md) — 36 - [Dracut](/state/massachusetts/dracut.md) — 12 - [Duxbury](/state/massachusetts/duxbury.md) — 11 - [East Longmeadow](/state/massachusetts/east-longmeadow.md) — 16 - [Fairhaven](/state/massachusetts/fairhaven.md) — 15 - [Fall River](/state/massachusetts/fall-river.md) — 98 - [Falmouth](/state/massachusetts/falmouth.md) — 24 - [Fitchburg](/state/massachusetts/fitchburg.md) — 32 - [Foxboro](/state/massachusetts/foxboro.md) — 11 - [Foxborough](/state/massachusetts/foxborough.md) — 15 - [Framingham](/state/massachusetts/framingham.md) — 83 - [Franklin](/state/massachusetts/franklin.md) — 25 - [Gardner](/state/massachusetts/gardner.md) — 29 - [Gloucester](/state/massachusetts/gloucester.md) — 19 - [Great Barrington](/state/massachusetts/great-barrington.md) — 16 - [Greenfield](/state/massachusetts/greenfield.md) — 28 - [Hanover](/state/massachusetts/hanover.md) — 13 - [Haverhill](/state/massachusetts/haverhill.md) — 39 - [Hingham](/state/massachusetts/hingham.md) — 18 - [Holyoke](/state/massachusetts/holyoke.md) — 48 - [Hopkinton](/state/massachusetts/hopkinton.md) — 13 - [Hudson](/state/massachusetts/hudson.md) — 11 - [Hyannis](/state/massachusetts/hyannis.md) — 38 - [Hyde Park](/state/massachusetts/hyde-park.md) — 12 - [Jamaica Plain](/state/massachusetts/jamaica-plain.md) — 19 - [Lawrence](/state/massachusetts/lawrence.md) — 47 - [Lenox](/state/massachusetts/lenox.md) — 15 - [Leominster](/state/massachusetts/leominster.md) — 48 - [Lexington](/state/massachusetts/lexington.md) — 31 - [Longmeadow](/state/massachusetts/longmeadow.md) — 17 - [Lowell](/state/massachusetts/lowell.md) — 58 - [Ludlow](/state/massachusetts/ludlow.md) — 12 - [Lynn](/state/massachusetts/lynn.md) — 40 - [Malden](/state/massachusetts/malden.md) — 17 - [Mansfield](/state/massachusetts/mansfield.md) — 12 - [Marlborough](/state/massachusetts/marlborough.md) — 47 - [Mashpee](/state/massachusetts/mashpee.md) — 19 - [Medford](/state/massachusetts/medford.md) — 41 - [Medway](/state/massachusetts/medway.md) — 10 - [Melrose](/state/massachusetts/melrose.md) — 16 - [Methuen](/state/massachusetts/methuen.md) — 32 - [Milford](/state/massachusetts/milford.md) — 43 - [Milton](/state/massachusetts/milton.md) — 15 - [Nantucket](/state/massachusetts/nantucket.md) — 10 - [Natick](/state/massachusetts/natick.md) — 35 - [Needham](/state/massachusetts/needham.md) — 37 - [New Bedford](/state/massachusetts/new-bedford.md) — 44 - [Newburyport](/state/massachusetts/newburyport.md) — 35 - [Newton](/state/massachusetts/newton.md) — 55 - [North Adams](/state/massachusetts/north-adams.md) — 19 - [North Andover](/state/massachusetts/north-andover.md) — 48 - [North Attleboro](/state/massachusetts/north-attleboro.md) — 15 - [North Chelmsford](/state/massachusetts/north-chelmsford.md) — 13 - [North Dartmouth](/state/massachusetts/north-dartmouth.md) — 31 - [North Easton](/state/massachusetts/north-easton.md) — 11 - [North Reading](/state/massachusetts/north-reading.md) — 11 - [Northampton](/state/massachusetts/northampton.md) — 43 - [Northborough](/state/massachusetts/northborough.md) — 14 - [Norwell](/state/massachusetts/norwell.md) — 15 - [Norwood](/state/massachusetts/norwood.md) — 41 - [Palmer](/state/massachusetts/palmer.md) — 12 - [Peabody](/state/massachusetts/peabody.md) — 43 - [Pembroke](/state/massachusetts/pembroke.md) — 13 - [Pittsfield](/state/massachusetts/pittsfield.md) — 51 - [Plainville](/state/massachusetts/plainville.md) — 10 - [Plymouth](/state/massachusetts/plymouth.md) — 64 - [Quincy](/state/massachusetts/quincy.md) — 61 - [Randolph](/state/massachusetts/randolph.md) — 16 - [Raynham](/state/massachusetts/raynham.md) — 16 - [Reading](/state/massachusetts/reading.md) — 11 - [Revere](/state/massachusetts/revere.md) — 16 - [Roxbury](/state/massachusetts/roxbury.md) — 12 - [Salem](/state/massachusetts/salem.md) — 27 - [Sandwich](/state/massachusetts/sandwich.md) — 18 - [Saugus](/state/massachusetts/saugus.md) — 12 - [Shrewsbury](/state/massachusetts/shrewsbury.md) — 20 - [Somerville](/state/massachusetts/somerville.md) — 16 - [South Hadley](/state/massachusetts/south-hadley.md) — 11 - [South Weymouth](/state/massachusetts/south-weymouth.md) — 11 - [South Yarmouth](/state/massachusetts/south-yarmouth.md) — 10 - [Southborough](/state/massachusetts/southborough.md) — 19 - [Southbridge](/state/massachusetts/southbridge.md) — 15 - [Springfield](/state/massachusetts/springfield.md) — 128 - [Stoneham](/state/massachusetts/stoneham.md) — 23 - [Stoughton](/state/massachusetts/stoughton.md) — 32 - [Sturbridge](/state/massachusetts/sturbridge.md) — 11 - [Sudbury](/state/massachusetts/sudbury.md) — 17 - [Swansea](/state/massachusetts/swansea.md) — 17 - [Taunton](/state/massachusetts/taunton.md) — 35 - [Tewksbury](/state/massachusetts/tewksbury.md) — 22 - [Wakefield](/state/massachusetts/wakefield.md) — 19 - [Walpole](/state/massachusetts/walpole.md) — 13 - [Waltham](/state/massachusetts/waltham.md) — 65 - [Wareham](/state/massachusetts/wareham.md) — 17 - [Watertown](/state/massachusetts/watertown.md) — 33 - [Wayland](/state/massachusetts/wayland.md) — 10 - [Webster](/state/massachusetts/webster.md) — 18 - [Wellesley](/state/massachusetts/wellesley.md) — 56 - [Wellesley Hills](/state/massachusetts/wellesley-hills.md) — 10 - [West Roxbury](/state/massachusetts/west-roxbury.md) — 14 - [West Springfield](/state/massachusetts/west-springfield.md) — 38 - [Westborough](/state/massachusetts/westborough.md) — 25 - [Westfield](/state/massachusetts/westfield.md) — 23 - [Westford](/state/massachusetts/westford.md) — 18 - [Weston](/state/massachusetts/weston.md) — 14 - [Westwood](/state/massachusetts/westwood.md) — 11 - [Weymouth](/state/massachusetts/weymouth.md) — 46 - [Wilbraham](/state/massachusetts/wilbraham.md) — 10 - [Wilmington](/state/massachusetts/wilmington.md) — 26 - [Winchester](/state/massachusetts/winchester.md) — 21 - [Woburn](/state/massachusetts/woburn.md) — 59 - [Worcester](/state/massachusetts/worcester.md) — 221 - [Wrentham](/state/massachusetts/wrentham.md) — 11 [Smaller places of Massachusetts](/state/massachusetts/other-places.md) — 884 laboratories. City counts are the laboratories listed on this site; 153 more in Massachusetts carry only a person's name and are found by search. **For owners and managers: does your organization have 30 to 200 employees?** AI labs pay companies to license their internal workflows (SOPs, documentation, support tickets), anonymized and under contract — never patient data. You keep ownership and pay nothing. **Describe your company in 2 minutes →** Offered by Registres, an independent data gateway. Not affiliated with CMS or any government agency. --- Página: https://clia-laboratory-records.pages.dev/state/massachusetts/ Fonte: https://data.cms.gov/provider-characteristics/hospitals-and-other-facilities/provider-of-services-file-clinical-laboratories Recolha: 2026-06-29