Individual provider Active NPI

Alissa J Mark, MD

  • Gastroenterology Physician
  • White Plains, NY
National Provider Identifier
1174705065
Registry record updated Oct 16, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
232097 Issued in NY
Practice address
210 Westchester Ave
White Plains, NY 10604-2901
Phone
(914) 682-6466
NPI assigned
Dec 3, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 232097 NY Primary

Addresses

Primary practice location

210 Westchester Ave
White Plains, NY 10604-2901

Mailing address

2700 Westchester Ave
Purchase, NY 10577-2547

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, CT2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20080327000603 NY Practitioner - GastroenterologyPractitioner - Internal Medicine 9335225572 Reassigns benefits to 1 organization
I20120224000395 CT Practitioner - Gastroenterology 9335225572 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Temple University School of Medicine, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Westchester Medical Group, P.CGroup PAC ID 6406752963, 410 clinicians

Practice addresses (Care Compare)

210 Westchester Ave
White Plains, NY 10604-2901
Phone (914) 682-0700

3030 Westchester Ave
Purchase, NY 10577-2574
Phone (914) 831-4100

5 Perryridge Rd
Greenwich, CT 06830-4608
Phone (203) 863-3000

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy74
Upper gastrointestinal (GI) endoscopy for acid reflux44

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
232097NYMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The Westchester Medical Group PC CurrentSince Apr 18, 2011 Accepting new patients
Westchester Medical Group, P.C. Gastroenterology CurrentSince Apr 18, 2011 Accepting new patients
Montefiore Medical Center Gastroenterology Past Accepting new patients

Locations

5 Perryridge Rd
Greenwich, CT 06830
Phone (203) 661-5330

3030 Westchester Ave
Purchase, NY 10577
Phone (914) 682-6435

2700 Westchester Ave
Purchase, NY 10577
Phone (914) 607-5730

210 Westchester Ave
White Plains, NY 10604
Phone (914) 681-3100

Networks

  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H1722

Interoperability endpoints

  • Direct secure messaging: alissa.mark.1@21260.direct.athenahealth.com
  • Direct secure messaging: amark@hiemail.healtheconnections.org
  • Direct secure messaging: amark37059@direct.ynhh.org

Organizations & group practices 3

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 2

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": "1196640000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1381881600000",
    "number": "1174705065",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2700 WESTCHESTER AVE",
            "city": "PURCHASE",
            "state": "NY",
            "postal_code": "105772547"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "210 WESTCHESTER AVE",
            "city": "WHITE PLAINS",
            "state": "NY",
            "postal_code": "106042901",
            "telephone_number": "914-682-6466"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARK",
        "first_name": "ALISSA",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-12-03",
        "last_updated": "2013-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NY",
            "license": "232097",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in White Plains, NY

Sources for this page

Verify at the official NPI Registry.