Individual provider Active NPI

Dexter Loos, DO

  • Family Medicine Physician
  • New York, NY
National Provider Identifier
1457043556
Registry record updated Jul 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
346021 Issued in NY
Practice address
160 W 26TH St FL 4
New York, NY 10001-6975
Phone
(212) 924-2510
NPI assigned
May 25, 2023
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 346021 NY Primary

Addresses

Primary practice location

160 W 26TH St FL 4
New York, NY 10001-6975

Mailing address

25 Alden Rd
Montclair, NJ 07042-3305
Phone (973) 570-4563

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
Union Health Center, Inc PastSince Feb 24, 2022 Accepting new patients

Interoperability endpoints

  • Direct secure messaging: dexter.loos.p24@direct.hunterdon.nextgenshare.com
  • Direct secure messaging: dexter.loos.p18@direct.hunterdon.nextgenshare.com

Organizations & group practices 1

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": "1684972800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784592000000",
    "number": "1457043556",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 ALDEN RD",
            "city": "MONTCLAIR",
            "state": "NJ",
            "postal_code": "070423305",
            "telephone_number": "973-570-4563"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "160 W 26TH ST FL 4",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100016975",
            "telephone_number": "212-924-2510"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOOS",
        "first_name": "DEXTER",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2023-05-25",
        "last_updated": "2026-07-21",
        "certification_date": "2026-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NY",
            "license": "346021",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.