Individual provider Active NPI

Geoffrey David Diek, PT

  • Physical Therapist
  • Mesa, AZ
National Provider Identifier
1033219159
Registry record updated Mar 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
Practice address
1825 W Emelita Ave Ste 449
Mesa, AZ 85202-4034
Phone
(480) 933-5065
NPI assigned
Sep 25, 2006
Last updated
Mar 27, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Legal Medicine 173000000X PT005701 GA
Physical Therapist 225100000X NU Primary

Addresses

Primary practice location

1825 W Emelita Ave Ste 449
Mesa, AZ 85202-4034

Mailing address

4145 North Gloucester Place
Atlanta, GA 30341-1249
Phone (404) 992-6229

Other practice location 1

4145 North Gloucester Place
Atlanta, GA 30341-1249
Phone (404) 992-6229

Other identifiers 1

IdentifierTypeStateIssuer
PT005701OtherGASTATE LIC

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in GA, TX, AZ3 enrollments

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20061107000073 GA Practitioner - Physical Therapist in Private Practice 4183600398 Reassigns benefits to 1 organization
I20241202000541 TX Practitioner - Physical Therapist in Private Practice 4183600398 Reassigns benefits to 1 organization
I20250428001860 AZ Practitioner - Physical Therapist in Private Practice 4183600398 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
360 Physical Therapy LLCGroup PAC ID 1355237645, 87 clinicians
Vista Physical Therapy LLCGroup PAC ID 4284010893, 18 clinicians

Practice addresses (Care Compare)

1825 W Emelita Ave
Suite 449
Mesa, AZ 85202-4034
Phone (480) 933-5065

2315 Little Rd
Apt 201
Arlington, TX 76016-6344
Phone (682) 800-2725

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Empire Rehab Ga, PC Current Accepting new patients
360 Physical Therapy LLC Physical Therapist CurrentSince Mar 31, 2025 Accepting new patients
Vista Physical Therapy LLC Multi-Specialty CurrentSince Nov 1, 2024 Accepting new patients
New South Medical Ga, PC Current Accepting new patients
Rehab Results, LLC Multi-Specialty CurrentSince Dec 29, 2011 Accepting new patients
360 Physical Therapy, LLC Multi-Specialty CurrentSince Mar 31, 2025 Accepting new patients
Foundation Therapy Center - North Atlanta, LLC Multi-Specialty CurrentSince May 1, 2017 Accepting new patients
CS Health & Wellness, LLC Physical Therapist PastSince Feb 20, 2012 Accepting new patients
Foundation Therapy Center-Alpharetta, LLC Multi-Specialty PastSince May 1, 2017 Accepting new patients
Gwinnett Clinic LTD Legal Medicine Past Accepting new patients

Locations

1076 W Chandler Blvd
Ste 103
Chandler, AZ 85224
Phone 4808211997116

6160 Peachtree Dunwoody Rd
Ste B90
Sandy Springs, GA 30328
Phone (770) 673-0093

1350 S Loop 288
Denton, TX 76205
Phone (940) 290-0500

2600 Dallas Pkwy
Ste 290
Frisco, TX 75034
Phone (945) 260-0010

7720 Highway 78
Sachse, TX 75048
Phone (972) 761-5501

Organizations & group practices 10

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1159142400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743033600000",
    "number": "1033219159",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4145 NORTH GLOUCESTER PLACE",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303411249",
            "telephone_number": "404-992-6229"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1825 W EMELITA AVE STE 449",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852024034",
            "telephone_number": "480-933-5065"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4145 North Gloucester Place",
            "address_purpose": "LOCATION",
            "city": "Atlanta",
            "state": "GA",
            "postal_code": "303411249",
            "country_code": "US",
            "telephone_number": "404-992-6229",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DIEK",
        "first_name": "GEOFFREY",
        "middle_name": "DAVID",
        "name_prefix": "Dr.",
        "credential": "PT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-09-25",
        "last_updated": "2025-03-27",
        "certification_date": "2025-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "173000000X",
            "taxonomy_group": "",
            "desc": "Legal Medicine",
            "state": "GA",
            "license": "PT005701",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "STATE LIC",
            "identifier": "PT005701",
            "state": "GA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Mesa, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 27, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.