Sadashiv Rajadhyaksha, M.D.

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

License

A36544 Issued in CA

Practice address

21520 Yorba Linda Blvd
Suite 410G
Yorba Linda, CA 92887-3762

Phone

(714) 899-4005

Fax

(714) 899-4275

NPI assigned

Nov 23, 2005

Sex

Male

Sole proprietor

No

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1132704000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1134102007",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4166",
            "city": "HUNTINGTON BEACH",
            "state": "CA",
            "postal_code": "926054166",
            "telephone_number": "714-899-4005",
            "fax_number": "714-899-4275"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21520 YORBA LINDA BLVD",
            "address_2": "SUITE 410G",
            "city": "YORBA LINDA",
            "state": "CA",
            "postal_code": "928873762",
            "telephone_number": "714-899-4005",
            "fax_number": "714-899-4275"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RAJADHYAKSHA",
        "first_name": "SADASHIV",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-23",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CA",
            "license": "A36544",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Guotian Quan
• Nini P Quintana, RPH
• R.a.C. Yorba Linda, LP
• Elijah Daniel Ragasa
• Menezha Rahimi, D.O.
• Coley T Ransaw, PA-S
• Anita Neela Rathod, DMD, MS
• Alan Jan Ravitch, PHARMD
• Ashley Ray
• RBS Consultants LLC

• Mental Health Counselor in Yorba Linda, CA
• Providers in Yorba Linda, CA by specialty
• Mental Health Counselor in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; OIG LEIE.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.