Heather Tomilowitz, PH.D

Primary specialty

PsychologistTaxonomy code 103T00000X

License

PSY24932 Issued in CA

Practice address

17752 Sky Park Cir Ste 210
Irvine, CA 92614-4469

Phone

(949) 438-3409

NPI assigned

Sep 15, 2008

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Psychologist

Education

Other, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

State licenses

Practice roles

Locations

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.

• Heather Tomilowitz, Psychological Services Inc.

  • Clinical Psychologist
  • Irvine, CA
  • NPI 1912678848
  Medicare reassignment NPD Authorized official
• Pathways Community Services LLC

  • Community/Behavioral Health Agency
  • Pico Rivera, CA
  • NPI 1639364862
  NPD (past)

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

{
    "created_epoch": "1221436800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751241600000",
    "number": "1922257989",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17752 SKY PARK CIR STE 210",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926144469",
            "telephone_number": "949-438-3409"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17752 SKY PARK CIR STE 210",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926144469",
            "telephone_number": "949-438-3409"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOMILOWITZ",
        "first_name": "HEATHER",
        "credential": "PH.D",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-09-15",
        "last_updated": "2025-06-30",
        "certification_date": "2025-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "CA",
            "license": "PSY24932",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Krista Leeann Tolo, SLP
• Donna Tolzien
• Tom Gonzalez Dental Corporation
• Sean Toma
• Kim Casarez Tomczak
• Ryan Tsuda Tomooka, N/A
• Kelly L Tonelli, PSY.D.
• Elain Wen-Shang Tong, D.O.
• Vinh Tonthat
• Tony Yang, D.D.S.,M.D., Corp.

• Psychologist in Irvine, CA
• Providers in Irvine, CA by specialty
• Psychologist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.