NPIMap

Individual provider Active NPI

Hillary Marie Holden, PHYSICIAN ASSISTANT

  • Physician Assistant
  • Cooperstown, NY
National Provider Identifier
1295040616
Registry record updated Oct 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
0140991 Issued in NY
Practice address
1 Atwell Rd
Cooperstown, NY 13326
Phone
(607) 547-3400
NPI assigned
Aug 10, 2010
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
Physician Assistant 363A00000X 0140991 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 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
I20110208000718 NY Practitioner - Physician Assistant 6800076886 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2010
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

  • Wynn Hospital Hospital, Utica, NY, CCN 330044
  • Bassett Healthcare Hospital, Cooperstown, NY, CCN 330136
  • Little Falls Hospital Hospital, Little Falls, NY, CCN 331311
  • Rome Memorial Hospital, Inc Hospital, Rome, NY, CCN 330215
  • Lewis County General Hospital Hospital, Lowville, NY, CCN 331317

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
014099NYMDPhysical Therapist
0140991NYMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Mary Imogene Bassett Hospital CurrentSince Sep 8, 2025 Accepting new patients
Mary Imogene Bassett Hospital CurrentSince Sep 8, 2025 Accepting new patients
Slocum Dickson Medical Group PLLC CurrentSince Feb 22, 2012 Accepting new patients

Locations

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

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

1729 Burrstone Rd
New Hartford, NY 13413
Phone (315) 798-1500

Interoperability endpoints

  • Direct secure messaging: hholden570236@bassett.direct-ci.net

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 13

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

View all 13

NPI Registry JSON

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

{
    "created_epoch": "1281398400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760572800000",
    "number": "1295040616",
    "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": "607-547-3400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLDEN",
        "first_name": "HILLARY",
        "middle_name": "MARIE",
        "credential": "PHYSICIAN ASSISTANT",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-08-10",
        "last_updated": "2025-10-16",
        "certification_date": "2025-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NY",
            "license": "0140991",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cooperstown, NY

Sources for this page

Verify at the official NPI Registry.