Individual provider Active NPI

Greta Marie Gleissner, LCSW

  • Social Worker
  • New York, NY
National Provider Identifier
1881928539
Registry record updated Jul 25, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
Practice address
57 W 57TH St Ste 1101
New York, NY 10019-2814
Phone
(917) 373-4557
NPI assigned
Sep 29, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 25, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X Primary

Addresses

Primary practice location

57 W 57TH St Ste 1101
New York, NY 10019-2814

Mailing address

459 Columbus Ave Ste 124
New York, NY 10024-5129
Phone (917) 373-4557

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
I20201029001903 NY Practitioner - Clinical Social Worker 4880004027 Reassigns benefits to 2 organizations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Clinical Therapeutic Support LCSW PC CurrentSince Aug 19, 2020 Accepting new patients
Sanctuary Psychology Current Accepting new patients
Well Behavioral Health LLC CurrentSince Apr 15, 2026 Accepting new patients
Clinical Therapeutic Support LCSW PC Past Accepting new patients
Clinical Therapeutic Support LCSW PC Past Accepting new patients

Locations

110 16th St
Ste 1400
Denver, CO 80202
Phone (561) 319-6696

615 W Johnson Ave
Ste 202
Cheshire, CT 06410
Phone (203) 695-7057

300 Carnegie Ctr
Ste 150
Princeton, NJ 08540
Phone (609) 900-3310

57 W 57th St
Ste 1004
New York, NY 10019
Phone (212) 765-5030

459 Columbus Ave
New York, NY 10024
Phone (212) 884-6282

57 W 57th St
Ste 1109
New York, NY 10019
Phone (516) 297-2691

57 W 57th St
Ste 1101
New York, NY 10019
Phone (800) 381-7340

Organizations & group practices 5

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": "1254182400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1690243200000",
    "number": "1881928539",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "459 COLUMBUS AVE STE 124",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100245129",
            "telephone_number": "917-373-4557"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "57 W 57TH ST STE 1101",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100192814",
            "telephone_number": "917-373-4557"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GLEISSNER",
        "first_name": "GRETA",
        "middle_name": "MARIE",
        "name_prefix": "Ms.",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-09-29",
        "last_updated": "2023-07-25",
        "certification_date": "2023-07-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.