Gregory Thorkelson, MD

Primary specialty

Child & Adolescent Psychiatry PhysicianTaxonomy code 2084P0804X

License

MD443605 Issued in PA

Practice address

5725 Forward Ave Ste 401
Pittsburgh, PA 15217-2255

Phone

(412) 214-0042

Fax

(412) 385-2468

NPI assigned

Jul 16, 2008

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Opted out of Medicare

Yes, effective Jan 21, 2022 through Jan 21, 2028

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• The Nexus Group PC

  • Child & Adolescent Psychiatry Physician
  • Pittsburgh, PA
  • NPI 1295225597
  NPD (past) Authorized official
• Windber Hospital, Inc.

  • General Acute Care Hospital
  • Windber, PA
  • NPI 1275620536
  NPD (past)

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

{
    "created_epoch": "1216166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1738281600000",
    "number": "1790949998",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5725 FORWARD AVE STE 401",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152172255",
            "telephone_number": "412-214-0042",
            "fax_number": "412-385-2468"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5725 FORWARD AVE STE 401",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152172255",
            "telephone_number": "412-214-0042",
            "fax_number": "412-385-2468"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4414 N. Armenia Ave Suite 355",
            "address_purpose": "LOCATION",
            "city": "Tampa",
            "state": "FL",
            "postal_code": "336076450",
            "country_code": "US",
            "telephone_number": "813-413-6226",
            "fax_number": "813-413-6222",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "THORKELSON",
        "first_name": "GREGORY",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-07-16",
        "last_updated": "2025-01-31",
        "certification_date": "2025-01-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "PA",
            "license": "MT193935",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "FL",
            "license": "ME138552",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "PA",
            "license": "MD443605",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Cara Thomson
• Erin Thomson
• Lizabeth G Thomson, BS
• Tristan Richard Thomson, MD
• Brittney Thon
• Greta Thorkelson
• Zachary Thornburg
• Rachael Thornbury, DPT
• Tierra Thorne
• Christina Thorngren

• Child & Adolescent Psychiatry Physician in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Child & Adolescent Psychiatry Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 31, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.