Individual provider Active NPI

Catherine C Stack, CNM

  • Advanced Practice Midwife
  • Williamsville, NY
National Provider Identifier
1871551200
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Practice MidwifeTaxonomy code 367A00000X
License
F000820 Issued in NY
Practice address
1540 Maple Rd
Williamsville, NY 14221-3647
Phone
(716) 568-6570
Fax
(716) 568-3012
NPI assigned
May 3, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Advanced Practice Midwife 367A00000X F000820 NY Primary

Addresses

Primary practice location

1540 Maple Rd
Williamsville, NY 14221-3647

Mailing address

3970 River Rd
Youngstown, NY 14174-9738
Phone (716) 745-7357

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20111110000753 NY Practitioner - Certified Nurse Midwife (CNM) 4789858614 Reassigns benefits to 3 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Nurse Midwife

State licenses

LicenseStateTypeSpecialty
F000820NYMDAdvanced Practice Midwife

Practice roles

OrganizationSpecialtyStatusNew patients
Kaleida Health CurrentSince Oct 9, 2011 Accepting new patients
Kaleida Health Current Accepting new patients
Niagara Falls Memorial Medical Center CurrentSince Dec 15, 2022 Accepting new patients
Kaleida Health CurrentSince Oct 9, 2011 Accepting new patients
Mercy Hospital of Buffalo Past Accepting new patients

Locations

900 Hertel Ave
Buffalo, NY 14216
Phone (716) 871-1571

620 10th St
Ste 704
Niagara Falls, NY 14301
Phone (716) 278-4402

621 10th St
North Falls, NY 14301
Phone (716) 278-4000

445 Tremont St
North Tonawanda, NY 14120
Phone (716) 690-2291

1540 Maple Rd
Williamsville, NY 14221
Phone (716) 568-3514

Organizations & group practices 6

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.

NPI Registry JSON

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

{
    "created_epoch": "1146614400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1871551200",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3970 RIVER RD",
            "city": "YOUNGSTOWN",
            "state": "NY",
            "postal_code": "141749738",
            "telephone_number": "716-745-7357"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1540 MAPLE RD",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142213647",
            "telephone_number": "716-568-6570",
            "fax_number": "716-568-3012"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STACK",
        "first_name": "CATHERINE",
        "middle_name": "C",
        "name_prefix": "Mrs.",
        "credential": "CNM",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-03",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367A00000X",
            "taxonomy_group": "",
            "desc": "Advanced Practice Midwife",
            "state": "NY",
            "license": "F000820",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamsville, NY

Sources for this page

Verify at the official NPI Registry.