George A Knaysi, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

1019497 Issued in MA

Practice address

41 Mall Rd
Burlington, MA 01805-4870

Phone

(781) 744-8000

NPI assigned

May 5, 2020

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in MA

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 1

Specialty

Emergency Medicine

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lahey Clinic IncGroup PAC ID 2264336528, shared by 3 NPIs, 1,381 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Lahey Hospital & Medical Center, Burlington Hospital, Burlington, MA, CCN 220171
• Winchester Hospital Hospital, Winchester, MA, CCN 220105

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Lahey Clinic, Inc

  • Internal Medicine Physician
  • Peabody, MA
  • NPI 1063447316
  Medicare reassignment NPD
• Lahey Clinic, Inc.

  • Internal Medicine Physician
  • Burlington, MA
  • NPI 1538194980
  Medicare reassignment NPD

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

• Lahey Clinic Hospital, Inc.

  • General Acute Care Hospital
  • Burlington, MA
  • NPI 1558392563
  Care Compare affiliation
• Winchester Hospital

  • General Acute Care Hospital
  • Winchester, MA
  • NPI 1790740777
  Care Compare affiliation

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

{
    "created_epoch": "1588636800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1719273600000",
    "number": "1609497239",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PROVIDER ENROLLMENT 41 MALL ROAD",
            "city": "BURLINGTON",
            "state": "MA",
            "postal_code": "018050001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "41 MALL RD",
            "city": "BURLINGTON",
            "state": "MA",
            "postal_code": "018054870",
            "telephone_number": "781-744-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "525 E 68th St",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100654870",
            "country_code": "US",
            "telephone_number": "804-814-2720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KNAYSI",
        "first_name": "GEORGE",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-05-05",
        "last_updated": "2024-06-25",
        "certification_date": "2024-06-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NY",
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MA",
            "license": "1019497",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kendra Klein-Mascia, MD
• Laura Ann Kleinstiver, DPT
• Jeffrey T Klenz, M.D.
• Stephen Austin Klinge, M.D.
• Dana J Kludjian, O.D.
• Lauren Flaherty Knowles, NP
• Rhea M Koch-Sultan, L.I.C.S.W.
• Gagandeep Singh Kochhar, M.D.
• Caitlin Koehler, ANP
• Susan M. Koen, RNP

• Emergency Medicine Physician in Burlington, MA
• Providers in Burlington, MA by specialty
• Emergency Medicine Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.