Allison Elizabeth Rajan

Primary specialty

Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X

License

188529 Issued in CA

Practice address

200 W Arbor Dr
San Diego, CA 92103-9000

Phone

(800) 926-8273

Fax

(888) 539-8781

NPI assigned

Mar 28, 2022

Last updated

Sep 17, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other names 1

• Allison Elizabeth Hourigan Former name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Specialty

Obstetrics/Gynecology

Education

University of Washington School of Medicine, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1648425600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789603200000",
    "number": "1124778444",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 57326",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900747326",
            "telephone_number": "800-926-8273"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 W ARBOR DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921039000",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9300 Campus Point Dr",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920371300",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4168 Front St",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921032030",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6030 Village Way Ste 200",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921302973",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1650 Cowles St",
            "address_purpose": "LOCATION",
            "city": "Fairbanks",
            "state": "AK",
            "postal_code": "997015907",
            "country_code": "US",
            "telephone_number": "907-458-2794",
            "fax_number": "907-458-5180",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3750 Convoy St Ste 312",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921113741",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1200 Garden View Rd",
            "address_purpose": "LOCATION",
            "city": "Encinitas",
            "state": "CA",
            "postal_code": "920242477",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9333 Genesee Ave",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921212111",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "16950 Via Tazon",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921271607",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8910 Villa La Jolla Dr",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920371701",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4910 Directors Pl",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921213811",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RAJAN",
        "first_name": "ALLISON",
        "middle_name": "ELIZABETH",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-28",
        "last_updated": "2026-09-17",
        "certification_date": "2026-09-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "AK",
            "license": "252360",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "188529",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ALLISON",
            "last_name": "HOURIGAN",
            "middle_name": "ELIZABETH",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Rula Raja, BHC
• Salomi Rajadhyksha, OD
• Afarin Rajaei, LMFT
• Niloufar Rajaei, NP
• Vinita J Rajah
• Devin Anand Rajan, MD
• Bharaniabirami Rajaram
• Sheila Mythreyi Rajashekara, M.D.
• Christiana Renuka Rajasingham, M.D.
• Liyang Rajegowda, PSY.D.

• Obstetrics & Gynecology Physician in San Diego, CA
• Providers in San Diego, CA by specialty
• Obstetrics & Gynecology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 17, 2026; 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.