NPIMap

Individual provider Active NPI

Marcus Mayus, M.D.

  • Internal Medicine Physician
  • Greenwich, CT
National Provider Identifier
1073734935
Registry record updated May 31, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
045877 Issued in CT
Practice address
81 Holly Hill LN FL 3
Greenwich, CT 06830-6071
Phone
(203) 869-5515
Fax
(203) 661-2918
NPI assigned
May 1, 2007
Last updated
May 31, 2022By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 31, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 045877 CT Primary

Addresses

Primary practice location

81 Holly Hill LN FL 3
Greenwich, CT 06830-6071

Mailing address

81 Holly Hill LN FL 3
Greenwich, CT 06830-6071
Phone (203) 884-8420

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20080813000806 CT Practitioner - Internal Medicine 0345315180 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
New York Medical College, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Rehabilitation Associates IncGroup PAC ID 8022905322, shared by 2 NPIs, 525 clinicians
Marcus Mayus MD IncGroup PAC ID 6507258688, 2 clinicians

Practice addresses (Care Compare)

555 Bridgeport Ave
Shelton, CT 06484-4749
Phone (203) 922-1773

81 Holly Hill LN
FL 3
Greenwich, CT 06830-6071
Phone (203) 884-8420

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
045877CTMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Gandelman Cardiology, PC Internal Medicine CurrentSince Oct 1, 2021 Accepting new patients
Marcus Mayus MD Inc Internal Medicine CurrentSince Jan 1, 2022 Accepting new patients

Locations

81 Holly Hill Ln
Greenwich, CT 06830
Phone (203) 321-5063

81 Holly Hill Ln
Fl 3
Greenwich, CT 06830
Phone (203) 884-8420

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/25360/brand/1/csg/1/fhir/r4
  • Direct secure messaging: marcus.mayus.1@25360.direct.athenahealth.com
  • Direct secure messaging: marcusmayus@gca.allscriptsdirect.net

Organizations & group practices 2

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

Hospital & facility affiliations 12

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": "1177977600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1653955200000",
    "number": "1073734935",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "81 HOLLY HILL LN FL 3",
            "city": "GREENWICH",
            "state": "CT",
            "postal_code": "068306071",
            "telephone_number": "203-884-8420",
            "fax_number": "833-906-2492"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "81 HOLLY HILL LN FL 3",
            "city": "GREENWICH",
            "state": "CT",
            "postal_code": "068306071",
            "telephone_number": "203-869-5515",
            "fax_number": "203-661-2918"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAYUS",
        "first_name": "MARCUS",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-05-01",
        "last_updated": "2022-05-31",
        "certification_date": "2022-05-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CT",
            "license": "045877",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenwich, CT

Sources for this page

Verify at the official NPI Registry.