NPIMap

Individual provider Active NPI

Thomas Malikowski, M.D.

  • Gastroenterology Physician
  • Williamsville, NY
National Provider Identifier
1700266194
Registry record updated Oct 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
313420 Issued in NY
Practice address
60 Maple Rd # 1
Williamsville, NY 14221-2917
Phone
(166) 265-2507
NPI assigned
Jun 1, 2015
Last updated
Oct 27, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 27, 2025

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 313420 NY Primary

Addresses

Primary practice location

60 Maple Rd # 1
Williamsville, NY 14221-2917

Mailing address

293 Ruskin Rd
Buffalo, NY 14226-4257

Other practice location 1

Elm and Carlton St
Buffalo, NY 14263-0001
Phone (517) 769-2895

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20230512000578 NY Practitioner - Gastroenterology 8628389442 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
State University of New York at Buffalo School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Gastroenterology Associates LLPGroup PAC ID 8820048085, 28 clinicians
Roswell Park Cancer InstituteGroup PAC ID 3577475110, 487 clinicians

Practice addresses (Care Compare)

60 Maple Rd
Suite 1
Williamsville, NY 14221-2917
Phone (716) 626-5250

Elm and Carlton St
Buffalo, NY 14263-0001
Phone (716) 845-2300

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy345
Upper gastrointestinal (GI) endoscopy for acid reflux314

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
313420NYMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Roswell Park Cancer Institute CurrentSince Nov 3, 2025 Accepting new patients
Gastroenterology Associates, LLP Gastroenterology CurrentSince Jul 1, 2023 Accepting new patients
Roswell Park Cancer Institute CurrentSince Nov 3, 2025 Accepting new patients
Gastrointestinal Group Gastroenterology PastSince Jul 1, 2023 Accepting new patients

Locations

Dept 8000
Buffalo, NY 14267

Elm and Carlton St
Buffalo, NY 14263

6935 Elaine Dr
Niagara Falls, NY 14304
Phone (716) 626-5250

60 Maple Rd
#1
Williamsville, NY 14221
Phone (716) 626-5250

Interoperability endpoints

  • Direct secure messaging: tmalikowski@gastrowny.medentdirect.com

Organizations & group practices 4

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 10

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": "1433116800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761523200000",
    "number": "1700266194",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "293 RUSKIN RD",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142264257"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "60 MAPLE RD # 1",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142212917",
            "telephone_number": "166-265-2507"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "Elm and Carlton St",
            "address_purpose": "LOCATION",
            "city": "Buffalo",
            "state": "NY",
            "postal_code": "142630001",
            "country_code": "US",
            "telephone_number": "517-769-2895",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MALIKOWSKI",
        "first_name": "THOMAS",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-06-01",
        "last_updated": "2025-10-27",
        "certification_date": "2025-10-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NY",
            "license": "313420",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamsville, NY

Sources for this page

Verify at the official NPI Registry.