Individual provider Active NPI

Mayomi Meggison

  • Certified Registered Nurse Anesthetist
  • Boston, MA
National Provider Identifier
1922736248
Registry record updated Feb 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
RN2324590 Issued in MA
Practice address
800 Washington St
Boston, MA 02111-1552
Phone
(617) 636-5000
NPI assigned
Aug 14, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 3, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X R234990 MD
Certified Registered Nurse Anesthetist 367500000X RN2324590 MA Primary
Registered Nurse 163W00000X RN2324590 MA

Addresses

Primary practice location

800 Washington St
Boston, MA 02111-1552

Mailing address

800 Washington St
Boston, MA 02111

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240715003230 MA Practitioner - Certified Registered Nurse Anesthetist (Crna) 1951846872 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Pratt Anesthesiology Associates IncGroup PAC ID 0547151151, 153 clinicians

Practice addresses (Care Compare)

800 Washington St
Boston, MA 02111-1552
Phone (617) 636-6044

Hospital & facility affiliations

  • Tufts Medical Center Hospital, Boston, MA, CCN 220116

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
R234990MDMDRegistered Nurse
RN2324590MAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Pratt Anesthesiology Associates, Inc CurrentSince Sep 1, 2024 Accepting new patients

Locations

800 Washington St
Boston, MA 02111
Phone (617) 636-4800

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1660435200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770076800000",
    "number": "1922736248",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 WASHINGTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 WASHINGTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021111552",
            "telephone_number": "617-636-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MEGGISON",
        "first_name": "MAYOMI",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-08-14",
        "last_updated": "2026-02-03",
        "certification_date": "2026-02-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MD",
            "license": "R234990",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MA",
            "license": "RN2324590",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "MA",
            "license": "RN2324590",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.