Douglas Anthony Della Toffalo, PHD

Primary specialty

PsychologistTaxonomy code 103T00000X

License

PS015346 Issued in PA

Practice address

605 Main St
Suite 302
Johnstown, PA 15901

Phone

(724) 496-5717

Fax

(724) 368-3006

NPI assigned

Jul 11, 2006

Last updated

Sep 11, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Philosophy

State licenses

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

{
    "created_epoch": "1152576000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1346274412",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "441 PFEIFER ROAD",
            "city": "PROSPECT",
            "state": "PA",
            "postal_code": "160522607",
            "telephone_number": "724-496-5717",
            "fax_number": "724-368-3006"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "605 MAIN ST",
            "address_2": "SUITE 302",
            "city": "JOHNSTOWN",
            "state": "PA",
            "postal_code": "15901",
            "telephone_number": "724-496-5717",
            "fax_number": "724-368-3006"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DELLA TOFFALO",
        "first_name": "DOUGLAS",
        "middle_name": "ANTHONY",
        "name_prefix": "Dr.",
        "credential": "PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-11",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103G00000X",
            "taxonomy_group": "",
            "desc": "Clinical Neuropsychologist",
            "state": "PA",
            "license": "PS015346",
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "PA",
            "license": "PS015346",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Vincent J Defelice, MA
• Holly Ann Defonzo, RN
• Sabrina Deitke
• George Michael Ossman Dekornfeld, MD
• Joiced Del Valle Martinez, MD
• Gweneth Millen Dellett, CRNA
• Lauren Ashley Delong, DO
• Michael L. Delrosario, D.D.S.
• Delsignore Core and Pelvic Health, LLC
• William M Demayo, M.D.

• Psychologist in Johnstown, PA
• Providers in Johnstown, PA by specialty
• Psychologist in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.