NPIMap

Individual provider Active NPI

Catherine Reizun, DO

  • Internal Medicine Physician
  • Cooperstown, NY
National Provider Identifier
1609337864
Registry record updated Oct 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
338974 Issued in NY
Practice address
1 Atwell Rd
Cooperstown, NY 13326
Phone
(607) 547-3480
NPI assigned
Mar 28, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2025

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 338974 NY Primary

Addresses

Primary practice location

1 Atwell Rd
Cooperstown, NY 13326

Mailing address

1 Atwell Rd
Cooperstown, NY 13326
Phone (607) 547-3480

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, NY2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20230810001308 MA Practitioner - Internal Medicine 1850628835
I20251024001854 NY Practitioner - Internal MedicinePractitioner - Geriatric Medicine 1850628835 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Geriatric Medicine
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Mary Imogene Bassett HospitalGroup PAC ID 3779488325, 780 clinicians

Practice addresses (Care Compare)

1 Atwell Rd
Cooperstown, NY 13326-1301
Phone (607) 547-3480

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
338974NYMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mary Imogene Bassett Hospital CurrentSince Oct 6, 2025 Accepting new patients
Mary Imogene Bassett Hospital CurrentSince Oct 6, 2025 Accepting new patients

Locations

178 Grandview Dr
Cobleskill, NY 12043
Phone (518) 254-3456

1 Atwell Rd
Cooperstown, NY 13326
Phone (607) 547-3480

130 North St
Walton, NY 13856
Phone (607) 865-6541

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 and National Provider Directory roles.

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": "1553731200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760572800000",
    "number": "1609337864",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 ATWELL RD",
            "city": "COOPERSTOWN",
            "state": "NY",
            "postal_code": "13326",
            "telephone_number": "607-547-3480"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 ATWELL RD",
            "city": "COOPERSTOWN",
            "state": "NY",
            "postal_code": "13326",
            "telephone_number": "607-547-3480"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "REIZUN",
        "first_name": "CATHERINE",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-28",
        "last_updated": "2025-10-16",
        "certification_date": "2025-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "338974",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cooperstown, NY

Sources for this page

Verify at the official NPI Registry.