Organization Active NPI

Daniel T Volk, Psychology, PLLC

Doing business as Zen Psychology & Wellness

  • Psychologist
  • Hauppauge, NY
National Provider Identifier
1477397974
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
PsychologistTaxonomy code 103T00000X
Legal business name
DANIEL T VOLK, PSYCHOLOGY, PLLC
Doing business as
Zen Psychology & Wellness
Practice address
1200 Veterans Memorial Hwy Ste 106
Hauppauge, NY 11788-3052
Phone
(631) 209-7928
NPI assigned
Jun 20, 2024
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Authorized official

Name
Dr. Daniel Thomas Volk, PHDNPI 1255084547
Title
Licensed Psychologist
Phone
(631) 209-7928

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
PsychologistGroup: 193400000X SINGLE SPECIALTY GROUP 103T00000X Primary

Addresses

Primary practice location

1200 Veterans Memorial Hwy Ste 106
Hauppauge, NY 11788-3052

Mailing address

130 Greene Ave Unit 243
Sayville, NY 11782-5017
Phone (631) 209-7928

Other names 1

  • Zen Psychology & Wellness Doing business as

National Provider Directory

National Provider Directory

Locations

1200 Veterans Memorial Hwy
Ste 106
Hauppauge, NY 11788
Phone (631) 209-7928

440 W Main St
Patchogue, NY 11772
Phone (631) 245-5486

130 Greene Ave
Unit 243
Sayville, NY 11782

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1718841600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1768348800000",
    "number": "1477397974",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "130 GREENE AVE UNIT 243",
            "city": "SAYVILLE",
            "state": "NY",
            "postal_code": "117825017",
            "telephone_number": "631-209-7928"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 VETERANS MEMORIAL HWY STE 106",
            "city": "HAUPPAUGE",
            "state": "NY",
            "postal_code": "117883052",
            "telephone_number": "631-209-7928"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DANIEL T VOLK, PSYCHOLOGY, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-06-20",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A",
        "authorized_official_last_name": "VOLK",
        "authorized_official_first_name": "DANIEL",
        "authorized_official_middle_name": "THOMAS",
        "authorized_official_title_or_position": "LICENSED PSYCHOLOGIST",
        "authorized_official_telephone_number": "631-209-7928",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "PHD"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Psychologist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Zen Psychology & Wellness",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Hauppauge, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 14, 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.