Individual provider Active NPI

Cassandra Lynn Durnan, M.S.

  • Speech-Language Assistant
  • Gilbert, AZ
National Provider Identifier
1073873501
Registry record updated Jun 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language AssistantTaxonomy code 2355S0801X
License
SLP7246 Issued in AZ
Practice address
1276 E Century Ave
Gilbert, AZ 85296-1304
Phone
(602) 568-7420
NPI assigned
May 17, 2012
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 9, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X 32373 CA
Speech-Language Assistant 2355S0801X SLP7246 AZ Primary

Addresses

Primary practice location

1276 E Century Ave
Gilbert, AZ 85296-1304

Mailing address

1276 E Century Ave
Gilbert, AZ 85296-1304
Phone (602) 568-7420

Other practice location 1

6320 Canoga Ave Fl 15
Woodland Hills, CA 91367-2563
Phone (818) 894-2273

Other practice location 2

599 S Barranca Ave Ste 555
Covina, CA 91723-2791
Phone (818) 894-2273

Other practice location 3

3356 W Ball Rd Ste 219
Anaheim, CA 92804-3728
Phone (818) 894-2273

Other practice location 4

8929 Aero Dr Ste E
San Diego, CA 92123-2231
Phone (858) 277-2277

Other practice location 5

6420 Wilshire Blvd Ste 600
Los Angeles, CA 90048-5521
Phone (818) 894-2273

Other practice location 6

4300 Long Beach Blvd Ste 700
Long Beach, CA 90807-2000
Phone (818) 894-2273

Other practice location 7

5806 Pacific Blvd
Huntington Park, CA 90255-2618
Phone (818) 894-2273

Other identifiers 1

IdentifierTypeStateIssuer
674448MedicaidAZ

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ, CA2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20221118000885 AZ Practitioner - Qualified Speech Language Pathologist 6507234770 Reassigns benefits to 1 organization
I20230511001712 CA Practitioner - Qualified Speech Language Pathologist 6507234770 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Slptele LLCGroup PAC ID 5395163174, 84 clinicians
All Care Physical Therapy, PCGroup PAC ID 5890972335, 174 clinicians

Practice addresses (Care Compare)

11201 N Tatum Blvd
Suite 300
Phoenix, AZ 85028-6039
Phone (877) 757-8353

6320 Canoga Ave
FL 15
Woodland Hills, CA 91367-2593

9655 Granite Ridge Dr
Suite 200
San Diego, CA 92123-2676
Phone (877) 757-8353

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

State licenses

LicenseStateTypeSpecialty
32373CAMDChiropractor

Practice roles

OrganizationSpecialtyStatusNew patients
All Care Physical Therapy, P.C. Speech-Language Pathologist CurrentSince Jan 26, 2023 Accepting new patients
Slptele LLC Speech-Language Pathologist CurrentSince Nov 4, 2022 Accepting new patients
The Hand & Upper Extremity Center Inc Past Accepting new patients
Seersoft Past Accepting new patients

Locations (25 of 40)

3133 W Frye Rd
Ste 101
Chandler, AZ 85226
Phone (602) 574-6620

14050 N 83rd Ave
Ste 290
Peoria, AZ 85381
Phone (623) 261-1362

11201 N Tatum Blvd
Ste 300
Phoenix, AZ 85028
Phone (480) 900-3556

1101 Marina Village Pkwy
Ste 201
Alameda, CA 94501
Phone (510) 493-3438

4900 California Ave
Fl 2
Bakersfield, CA 93309
Phone (510) 722-5630

4900 California Ave
Ste 2
Bakersfield, CA 93309

18000 Studebaker Rd
Ste 700
Cerritos, CA 90703
Phone (562) 400-6047

333 H St
Ste 5000
Chula Vista, CA 91910
Phone (619) 349-5410

599 S Barranca Ave
Ste 555
Covina, CA 91723
Phone 81889422731025

500 La Terraza Blvd
Ste 150
Escondido, CA 92025
Phone (760) 232-6788

516 W Shaw Ave
Ste 200
Fresno, CA 93704
Phone (559) 221-2584

5806 Pacific Blvd
Huntington Park, CA 90255

530 Technology Dr
Ste 100
Irvine, CA 92618
Phone (213) 375-4070

23046 Avenida de la Carlota
Ste 600
Laguna Hills, CA 92653
Phone (714) 504-5347

4300 Long Beach Blvd
Ste 700
Long Beach, CA 90807

5450 W Pico Blvd
Ste 202
Los Angeles, CA 90019
Phone (214) 893-2790

6420 Wilshire Blvd
Ste 600
Los Angeles, CA 90048
Phone 81889422731025

3407 W 6th St
Ste 716
Los Angeles, CA 90020

931 10th St
Modesto, CA 95354
Phone (209) 661-5576

8550 Balboa Blvd
Ste 242
Northridge, CA 91325

3200 E Guasti Rd
Ste 100
Ontario, CA 91761
Phone (877) 414-7739

333 City Blvd W
Fl 17
Orange, CA 92868
Phone (714) 707-2805

1100 W Town and Country Rd
Ste 1250
Orange, CA 92868
Phone (657) 339-2799

1000 Town Center Dr
Ste 300
Oxnard, CA 93036
Phone (805) 351-8860

1008 W Avenue M14
Ste A
Palmdale, CA 93551
Phone (619) 760-7025

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 4

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": "1337212800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780963200000",
    "number": "1073873501",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1276 E CENTURY AVE",
            "city": "GILBERT",
            "state": "AZ",
            "postal_code": "852961304",
            "telephone_number": "602-568-7420"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1276 E CENTURY AVE",
            "city": "GILBERT",
            "state": "AZ",
            "postal_code": "852961304",
            "telephone_number": "602-568-7420"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6320 Canoga Ave Fl 15",
            "address_purpose": "LOCATION",
            "city": "Woodland Hills",
            "state": "CA",
            "postal_code": "913672563",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "599 S Barranca Ave Ste 555",
            "address_purpose": "LOCATION",
            "city": "Covina",
            "state": "CA",
            "postal_code": "917232791",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3356 W Ball Rd Ste 219",
            "address_purpose": "LOCATION",
            "city": "Anaheim",
            "state": "CA",
            "postal_code": "928043728",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8929 Aero Dr Ste E",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921232231",
            "country_code": "US",
            "telephone_number": "858-277-2277",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6420 Wilshire Blvd Ste 600",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900485521",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4300 Long Beach Blvd Ste 700",
            "address_purpose": "LOCATION",
            "city": "Long Beach",
            "state": "CA",
            "postal_code": "908072000",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "5806 Pacific Blvd",
            "address_purpose": "LOCATION",
            "city": "Huntington Park",
            "state": "CA",
            "postal_code": "902552618",
            "country_code": "US",
            "telephone_number": "818-894-2273",
            "fax_number": "818-357-2505",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DURNAN",
        "first_name": "CASSANDRA",
        "middle_name": "LYNN",
        "credential": "M.S.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2012-05-17",
        "last_updated": "2026-06-09",
        "certification_date": "2026-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "CA",
            "license": "32373",
            "primary": false
        },
        {
            "code": "2355S0801X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Speech-Language Assistant",
            "state": "AZ",
            "license": "SLP7246",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "674448",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Gilbert, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 9, 2026; 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.