Individual provider Active NPI

Hallie Knopf, MD

  • Psychiatry Physician
  • New York, NY
National Provider Identifier
1003313198
Registry record updated Jun 6, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
306519 Issued in NY
Practice address
109 W 27TH St Ste 5S
New York, NY 10001-6208
Phone
(917) 634-5311
NPI assigned
Apr 6, 2018
Last updated
Jun 6, 2023By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 6, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 306519 NY Primary

Addresses

Primary practice location

109 W 27TH St Ste 5S
New York, NY 10001-6208

Mailing address

109 W 27TH St Ste 5S
New York, NY 10001-6208

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: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220712001608 NY Practitioner - Psychiatry 4789064890 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Columbia University College of Physicians and Surgeons, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
St Joseph's Hospital YonkersGroup PAC ID 0547156176, 59 clinicians

Practice addresses (Care Compare)

275 N St
Harrison, NY 10528-1140
Phone (914) 967-6500

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
St. Joseph's Hospital Yonkers Current Accepting new patients
St Josephs Hospital Yonkers CurrentSince Jul 31, 2025 Accepting new patients
St.Vincent' Hospital Westchester Psych CurrentSince Jul 31, 2025 Accepting new patients

Locations

275 North St
Harrison, NY 10528
Phone (914) 925-5211

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1522972800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1686009600000",
    "number": "1003313198",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "109 W 27TH ST STE 5S",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100016208"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "109 W 27TH ST STE 5S",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100016208",
            "telephone_number": "917-634-5311"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNOPF",
        "first_name": "HALLIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-06",
        "last_updated": "2023-06-06",
        "certification_date": "2023-06-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "NY",
            "license": "306519",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.